كتاب Preview Javascript Tutorialكتب تقنية

كتاب Preview Javascript Tutorial

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وصف الكتاب : Preview Javascript Tutorial Table of Contents About the Tutorial ............................................................................................................................................. Audience ........................................................................................................................................................... i Prerequisites ..................................................................................................................................................... i Copyright and Disclaimer ................................................................................................................................. i Table of Contents ............................................................................................................................................ ii PART 1: JAVASCRIPT BASICS ........................................................................................................ 1 1. JAVASCRIPT – Overview ............................................................................................................................ 2 What is JavaScript? .......................................................................................................................................... 2 Client-Side JavaScript....................................................................................................................................... 2 Advantages of JavaScript ................................................................................................................................. 3 Limitations of JavaScript .................................................................................................................................. 3 JavaScript Development Tools......................................................................................................................... 3 Where is JavaScript Today? ............................................................................................................................. 4 2. JAVASCRIPT – Syntax ................................................................................................................................ 5 Your First JavaScript Code ............................................................................................................................... 5 Whitespace and Line Breaks ............................................................................................................................ 6 Semicolons are Optional.................................................................................................................................. 6 Case Sensitivity ................................................................................................................................................ 7 Comments in JavaScript .................................................................................................................................. 7 3. JAVASCRIPT – Enabling ............................................................................................................................. 9 JavaScript in Internet Explorer ........................................................................................................................ 9 JavaScript in Firefox ......................................................................................................................................... 9 JavaScript in Chrome ..................................................................................................................................... 10 JavaScript in Opera ........................................................................................................................................ 10 Warning for Non-JavaScript Browsers ........................................................................................................... 10 4. JAVASCRIPT – Placement ........................................................................................................................ 12 JavaScript in ... Section ......................................................................................................... 12 JavaScript in ... Section ......................................................................................................... 13 JavaScript in and Sections .................................................................................................... 13 JavaScript in External File .............................................................................................................................. 14 5. JAVASCRIPT – Variables .......................................................................................................................... 16 JavaScript Datatypes...................................................................................................................................... 16 JavaScript Variables ....................................................................................................................................... 16 JavaScript Variable Scope .............................................................................................................................. 17 JavaScript Variable Names ............................................................................................................................ 18 JavaScript Reserved Words ........................................................................................................................... 19 6. JAVASCRIPT – Operators ......................................................................................................................... 20 What is an Operator? .................................................................................................................................... 20 Arithmetic Operators..................................................................................................................................... 20 Comparison Operators .................................................................................................................................. 23 Logical Operators ........................................................................................................................................... 26 iii Bitwise Operators .......................................................................................................................................... 28 Assignment Operators ................................................................................................................................... 31 Miscellaneous Operators ............................................................................................................................... 34 7. JAVASCRIPT – If-Else ............................................................................................................................... 38 Flow Chart of if-else ....................................................................................................................................... 38 if Statement ................................................................................................................................................... 39 if...else Statement ......................................................................................................................................... 40 if...else if... Statement ................................................................................................................................... 41 8. JAVASCRIPT – Switch-Case ...................................................................................................................... 43 Flow Chart ..................................................................................................................................................... 43 9. JAVASCRIPT – While Loop ....................................................................................................................... 47 The while Loop .............................................................................................................................................. 47 The do...while Loop ....................................................................................................................................... 49 10. JAVASCRIPT – For Loop ........................................................................................................................... 52 The for Loop .................................................................................................................................................. 52 11. JAVASCRIPT – For-in Loop ....................................................................................................................... 55 12. JAVASCRIPT – Loop Control ..................................................................................................................... 57 The break Statement ..................................................................................................................................... 57 The continue Statement ................................................................................................................................ 59 Using Labels to Control the Flow ................................................................................................................... 60 13. JAVASCRIPT – Functions .......................................................................................................................... 64 Function Definition ........................................................................................................................................ 64 Calling a Function .......................................................................................................................................... 65 Function Parameters ..................................................................................................................................... 66 The return Statement .................................................................................................................................... 67 Nested Functions ........................................................................................................................................... 68 Function () Constructor ................................................................................................................................. 70 Function Literals ............................................................................................................................................ 71 14. JAVASCRIPT – Events............................................................................................................................... 74 What is an Event? .......................................................................................................................................... 74 onclick Event Type ......................................................................................................................................... 74 onsubmit Event Type ..................................................................................................................................... 75 onmouseover and onmouseout .................................................................................................................... 76 HTML 5 Standard Events ............................................................................................................................... 77 15. JAVASCRIPT – Cookies ............................................................................................................................. 82 What are Cookies?......................................................................................................................................... 82 How It Works? ............................................................................................................................................... 82 Storing Cookies .............................................................................................................................................. 83 Reading Cookies ............................................................................................................................................ 84 Setting Cookies Expiry Date ........................................................................................................................... 86 Deleting a Cookie ........................................................................................................................................... 87 iv 16. JAVASCRIPT – Page Redirect ................................................................................................................... 89 What is Page Redirection? ............................................................................................................................. 89 JavaScript Page Refresh ................................................................................................................................. 89 Auto Refresh .................................................................................................................................................. 89 How Page Re-direction Works? ..................................................................................................................... 90 17. JAVASCRIPT – Dialog Box ........................................................................................................................ 94 Alert Dialog Box ............................................................................................................................................. 94 Confirmation Dialog Box ................................................................................................................................ 95 Prompt Dialog Box ......................................................................................................................................... 96 18. JAVASCRIPT – Void Keyword ................................................................................................................... 98 19. JAVASCRIPT – Page Printing .................................................................................................................. 101 How to Print a Page? ................................................................................................................................... 102 PART 2: JAVASCRIPT OBJECTS ................................................................................................. 103 20. JAVASCRIPT – Objects ........................................................................................................................... 105 Object Properties......................................................................................................................................... 105 Object Methods ........................................................................................................................................... 105 User-Defined Objects .................................................................................................................................. 106 Defining Methods for an Object .................................................................................................................. 108 The ‘with’ Keyword ...................................................................................................................................... 109 21. JAVASCRIPT – Number .......................................................................................................................... 112 Number Properties ...................................................................................................................................... 112 MAX_VALUE ................................................................................................................................................ 113 MIN_VALUE ................................................................................................................................................. 114 NaN .............................................................................................................................................................. 115 NEGATIVE_INFINITY ..................................................................................................................................... 117 POSITIVE_INFINITY ...................................................................................................................................... 118 Prototype ..................................................................................................................................................... 119 constructor .................................................................................................................................................. 121 Number Methods ........................................................................................................................................ 121 toExponential () ........................................................................................................................................... 122 toFixed () ...................................................................................................................................................... 124 toLocaleString () .......................................................................................................................................... 125 toPrecision () ............................................................................................................................................... 126 toString () ..................................................................................................................................................... 127 valueOf () ..................................................................................................................................................... 128 22. JAVASCRIPT – Boolean .......................................................................................................................... 130 Boolean Properties ...................................................................................................................................... 130 constructor () ............................................................................................................................................... 130 Prototype ..................................................................................................................................................... 131 Boolean Methods ........................................................................................................................................ 132 toSource () ................................................................................................................................................... 133 toString () ..................................................................................................................................................... 134 valueOf () .....................................................................................................................................................
عدد مرات التحميل : 3634 مرّة .
تم اضافته في : الأربعاء , 13 يناير 2016م.
نوع الكتاب : pdf .
حجم الكتاب عند التحميل : 1.0MB .
ولتسجيل ملاحظاتك ورأيك حول الكتاب يمكنك المشاركه في التعليقات من هنا:

Preview Javascript Tutorial

    
Table of Contents
About the Tutorial .............................................................................................................................................
Audience ........................................................................................................................................................... i
Prerequisites ..................................................................................................................................................... i
Copyright and Disclaimer ................................................................................................................................. i
Table of Contents ............................................................................................................................................ ii
PART 1: JAVASCRIPT BASICS ........................................................................................................ 1
1. JAVASCRIPT – Overview ............................................................................................................................ 2
What is JavaScript? .......................................................................................................................................... 2
Client-Side JavaScript....................................................................................................................................... 2
Advantages of JavaScript ................................................................................................................................. 3
Limitations of JavaScript .................................................................................................................................. 3
JavaScript Development Tools......................................................................................................................... 3
Where is JavaScript Today? ............................................................................................................................. 4
2. JAVASCRIPT – Syntax ................................................................................................................................ 5
Your First JavaScript Code ............................................................................................................................... 5
Whitespace and Line Breaks ............................................................................................................................ 6
Semicolons are Optional.................................................................................................................................. 6
Case Sensitivity ................................................................................................................................................ 7
Comments in JavaScript .................................................................................................................................. 7
3. JAVASCRIPT – Enabling ............................................................................................................................. 9
JavaScript in Internet Explorer ........................................................................................................................ 9
JavaScript in Firefox ......................................................................................................................................... 9
JavaScript in Chrome ..................................................................................................................................... 10
JavaScript in Opera ........................................................................................................................................ 10
Warning for Non-JavaScript Browsers ........................................................................................................... 10
4. JAVASCRIPT – Placement ........................................................................................................................ 12
JavaScript in <head>...</head> Section ......................................................................................................... 12
JavaScript in <body>...</body> Section ......................................................................................................... 13
JavaScript in <body> and <head> Sections .................................................................................................... 13
JavaScript in External File .............................................................................................................................. 14
5. JAVASCRIPT – Variables .......................................................................................................................... 16
JavaScript Datatypes...................................................................................................................................... 16
JavaScript Variables ....................................................................................................................................... 16
JavaScript Variable Scope .............................................................................................................................. 17
JavaScript Variable Names ............................................................................................................................ 18
JavaScript Reserved Words ........................................................................................................................... 19
6. JAVASCRIPT – Operators ......................................................................................................................... 20
What is an Operator? .................................................................................................................................... 20
Arithmetic Operators..................................................................................................................................... 20
Comparison Operators .................................................................................................................................. 23
Logical Operators ........................................................................................................................................... 26
iii
Bitwise Operators .......................................................................................................................................... 28
Assignment Operators ................................................................................................................................... 31
Miscellaneous Operators ............................................................................................................................... 34
7. JAVASCRIPT – If-Else ............................................................................................................................... 38 Flow Chart of if-else ....................................................................................................................................... 38
if Statement ................................................................................................................................................... 39
if...else Statement ......................................................................................................................................... 40
if...else if... Statement ................................................................................................................................... 41
8. JAVASCRIPT – Switch-Case ...................................................................................................................... 43
Flow Chart ..................................................................................................................................................... 43
9. JAVASCRIPT – While Loop ....................................................................................................................... 47
The while Loop .............................................................................................................................................. 47
The do...while Loop ....................................................................................................................................... 49
10. JAVASCRIPT – For Loop ........................................................................................................................... 52
The for Loop .................................................................................................................................................. 52
11. JAVASCRIPT – For-in Loop ....................................................................................................................... 55
12. JAVASCRIPT – Loop Control ..................................................................................................................... 57
The break Statement ..................................................................................................................................... 57
The continue Statement ................................................................................................................................ 59
Using Labels to Control the Flow ................................................................................................................... 60
13. JAVASCRIPT – Functions .......................................................................................................................... 64
Function Definition ........................................................................................................................................ 64
Calling a Function .......................................................................................................................................... 65
Function Parameters ..................................................................................................................................... 66
The return Statement .................................................................................................................................... 67 Nested Functions ........................................................................................................................................... 68
Function () Constructor ................................................................................................................................. 70 Function Literals ............................................................................................................................................ 71
14. JAVASCRIPT – Events............................................................................................................................... 74
What is an Event? .......................................................................................................................................... 74
onclick Event Type ......................................................................................................................................... 74
onsubmit Event Type ..................................................................................................................................... 75
onmouseover and onmouseout .................................................................................................................... 76
HTML 5 Standard Events ............................................................................................................................... 77
15. JAVASCRIPT – Cookies ............................................................................................................................. 82
What are Cookies?......................................................................................................................................... 82
How It Works? ............................................................................................................................................... 82
Storing Cookies .............................................................................................................................................. 83
Reading Cookies ............................................................................................................................................ 84
Setting Cookies Expiry Date ........................................................................................................................... 86
Deleting a Cookie ........................................................................................................................................... 87
iv
16. JAVASCRIPT – Page Redirect ................................................................................................................... 89
What is Page Redirection? ............................................................................................................................. 89
JavaScript Page Refresh ................................................................................................................................. 89
Auto Refresh .................................................................................................................................................. 89
How Page Re-direction Works? ..................................................................................................................... 90
17. JAVASCRIPT – Dialog Box ........................................................................................................................ 94
Alert Dialog Box ............................................................................................................................................. 94
Confirmation Dialog Box ................................................................................................................................ 95
Prompt Dialog Box ......................................................................................................................................... 96
18. JAVASCRIPT – Void Keyword ................................................................................................................... 98
19. JAVASCRIPT – Page Printing .................................................................................................................. 101
How to Print a Page? ................................................................................................................................... 102
PART 2: JAVASCRIPT OBJECTS ................................................................................................. 103
20. JAVASCRIPT – Objects ........................................................................................................................... 105
Object Properties......................................................................................................................................... 105
Object Methods ........................................................................................................................................... 105
User-Defined Objects .................................................................................................................................. 106
Defining Methods for an Object .................................................................................................................. 108
The ‘with’ Keyword ...................................................................................................................................... 109
21. JAVASCRIPT – Number .......................................................................................................................... 112
Number Properties ...................................................................................................................................... 112
MAX_VALUE ................................................................................................................................................ 113 MIN_VALUE ................................................................................................................................................. 114
NaN .............................................................................................................................................................. 115
NEGATIVE_INFINITY ..................................................................................................................................... 117
POSITIVE_INFINITY ...................................................................................................................................... 118
Prototype ..................................................................................................................................................... 119
constructor .................................................................................................................................................. 121
Number Methods ........................................................................................................................................ 121
toExponential () ........................................................................................................................................... 122
toFixed () ...................................................................................................................................................... 124
toLocaleString () .......................................................................................................................................... 125
toPrecision () ............................................................................................................................................... 126
toString () ..................................................................................................................................................... 127 valueOf () ..................................................................................................................................................... 128
22. JAVASCRIPT – Boolean .......................................................................................................................... 130
Boolean Properties ...................................................................................................................................... 130
constructor () ............................................................................................................................................... 130
Prototype ..................................................................................................................................................... 131
Boolean Methods ........................................................................................................................................ 132 toSource () ................................................................................................................................................... 133
toString () ..................................................................................................................................................... 134 valueOf () .....................................................................................................................................................
      



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