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 () ..................................................................................................................................................... 135