js_tutorial

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setUTCDate () .............................................................................................................................................. 252 setUTCFullYear () ......................................................................................................................................... 253 setUTCHours () ............................................................................................................................................ 255 setUTCMilliseconds () .................................................................................................................................. 256 setUTCMinutes () ......................................................................................................................................... 257 setUTC Month () .......................................................................................................................................... 258 setUTCSeconds () ......................................................................................................................................... 259 setYear () ..................................................................................................................................................... 260 toDateString () ............................................................................................................................................. 261 toGMTString () ............................................................................................................................................. 262 toLocaleDateString () ................................................................................................................................... 263 toLocaleDateString () ................................................................................................................................... 264 toLocaleFormat () ........................................................................................................................................ 264 toLocaleString () .......................................................................................................................................... 265 toLocaleTimeSring () .................................................................................................................................... 266 toSource () ................................................................................................................................................... 267 toString () ..................................................................................................................................................... 268 toTimeString () ............................................................................................................................................. 269 toUTCString () .............................................................................................................................................. 270 valeOf () ....................................................................................................................................................... 271 Date Static Methods .................................................................................................................................... 272 Date.parse ( ) ............................................................................................................................................... 272 Date.UTC ( ) ................................................................................................................................................. 273 26. Math ..................................................................................................................................................... 275 Math Properties .......................................................................................................................................... 275 Math-E ......................................................................................................................................................... 276 Math-LN2 ..................................................................................................................................................... 277 Math-LN10 ................................................................................................................................................... 277 Math-LOG2E ................................................................................................................................................ 278 Math-LOG10E .............................................................................................................................................. 279 Math-PI ........................................................................................................................................................ 280 Math-SQRT1_2 ............................................................................................................................................ 280 Math-SQRT2 ................................................................................................................................................ 281 Math Methods ............................................................................................................................................. 282 abs () ............................................................................................................................................................ 283 acos () .......................................................................................................................................................... 284 asin ( ) .......................................................................................................................................................... 286 atan ( ) ......................................................................................................................................................... 287 atan2 ( ) ....................................................................................................................................................... 288 ceil ( ) ........................................................................................................................................................... 290 cos ( ) ........................................................................................................................................................... 291 exp ( ) ........................................................................................................................................................... 292 floor ( ) ......................................................................................................................................................... 294 log ( ) ............................................................................................................................................................ 295 max ( ) .......................................................................................................................................................... 296 min ( ) .......................................................................................................................................................... 298 pow ( ) .......................................................................................................................................................... 299 random ( ) .................................................................................................................................................... 300 round ( ) ....................................................................................................................................................... 301 vii
sin ( ) ............................................................................................................................................................ 303 sqrt ( ) .......................................................................................................................................................... 304 tan ( ) ........................................................................................................................................................... 305 toSource ( ) .................................................................................................................................................. 306 27. RegExp .................................................................................................................................................. 308 Brackets ....................................................................................................................................................... 308 Quantifiers ................................................................................................................................................... 309 Literal Characters......................................................................................................................................... 310 Metacharacters ........................................................................................................................................... 311 Modifiers ..................................................................................................................................................... 311 RegExp Properties ....................................................................................................................................... 312 constructor .................................................................................................................................................. 312 global ........................................................................................................................................................... 313 ignoreCase ................................................................................................................................................... 314 lastIndex ...................................................................................................................................................... 316 multiline....................................................................................................................................................... 317 source .......................................................................................................................................................... 318 RegExp Methods .......................................................................................................................................... 319 exec ( ) ......................................................................................................................................................... 320 test ( ) .......................................................................................................................................................... 321 toSource ( ) .................................................................................................................................................. 322 toString ( ) .................................................................................................................................................... 323 28. DOM ..................................................................................................................................................... 325 The Legacy DOM .......................................................................................................................................... 326 The W3C DOM ............................................................................................................................................. 332 The IE 4 DOM ............................................................................................................................................... 336 DOM Compatibility ...................................................................................................................................... 340 PART 3: JAVASCRIPT ADVANCED ............................................................................................. 342 29. Errors and Exceptions ........................................................................................................................... 343 Syntax Errors................................................................................................................................................ 343 Runtime Errors ............................................................................................................................................ 343 Logical Errors ............................................................................................................................................... 344 The try...catch...finally Statement ............................................................................................................... 344 The throw Statement .................................................................................................................................. 348 The onerror( ) Method ................................................................................................................................ 349 30. Form Validation .................................................................................................................................... 352 Basic Form Validation .................................................................................................................................. 354 Data Format Validation ............................................................................................................................... 355 31. Animation ............................................................................................................................................. 357 Manual Animation ....................................................................................................................................... 358 Automated Animation ................................................................................................................................. 359 Rollover with a Mouse Event ....................................................................................................................... 360 32. Multimedia ........................................................................................................................................... 363 viii
Page 2 and 3: About the Tutorial JavaScript is a
Page 4 and 5: Bitwise Operators .................
Page 6 and 7: 23. String ........................
Page 10 and 11: Checking for Plug-Ins .............
Page 12 and 13: 1. OVERVIEW Javascript What is Java
Page 14 and 15: Javascript components, integrates w
Page 16 and 17: Javascript This function can be use
Page 18 and 19: Javascript The following example sh
Page 20 and 21: Javascript JavaScript in Chrome Her
Page 22 and 23: 4. PLACEMENT Javascript There is a
Page 24 and 25: Javascript This code will
Page 26 and 27: 5. VARIABLES Javascript JavaScript
Page 28 and 29: Javascript Within the body of a fun
Page 30 and 31: 6. OPERATORS Javascript What is an
Page 32 and 33: Javascript document.write("a - b =
Page 34 and 35: Javascript the right operand, if ye
Page 36 and 37: Javascript Output (a == b) => false
Page 38 and 39: Javascript Output (a && b) => fal
Page 40 and 41: Javascript document.write("(a | b)
Page 42 and 43: Javascript Ex: C /= A is equivalent
Page 44 and 45: Javascript Set the variables to dif
Page 46 and 47: Javascript Function Undefined Null
Page 48 and 49: 7. IF-ELSE Javascript While writing
Page 50 and 51: Javascript Output Qualifies for dri
Page 52 and 53: Javascript Try the following code t
Page 54 and 55: Javascript Syntax The objective of
Page 56 and 57: Javascript switch (grade) { case 'A
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Javascript Syntax The syntax of whi
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Javascript do{ Statement(s) to be e
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10. FOR LOOP Javascript The for Loo
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Javascript Current Count : 6 Curren
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Javascript Set the variable to diff
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Javascript Set the variable to
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Javascript Entering the loop 2 3 4
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Javascript Output Entering th
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13. FUNCTIONS Javascript A function
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Javascript Click the following butt
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Javascript Click the following but
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Javascript Use different parameters
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Javascript var variablename = funct
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14. EVENTS Javascript What is an Ev
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Javascript ....... onmouseove
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Javascript ondragenter script Trigg
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Javascript onplaying script Trigger
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15. COOKIES Javascript What are Coo
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Javascript Enter name: Outp
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Javascript Setting Cookies Expiry D
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Javascript Output Enter Cookie Na
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Javascript Example Try the followin
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Javascript setTimeout('Redirect()',
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17. DIALOG BOX Javascript JavaScrip
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Javascript Output Click the fol
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18. VOID KEYWORD Javascript void is
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Javascript Click the followin
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Javascript 2. If you do not want to
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Javascript 104
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Javascript Methods are useful for e
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Javascript Output Book title is
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Javascript User-defined objects /
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Javascript In the following section
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Javascript Click the following t
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Javascript Day of the Month must be
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Javascript alert("Value of bigNumbe
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Javascript constructor It returns a
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Javascript Try the following exampl
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Javascript document.write(""); docu
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Javascript document.write("num.toPr
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Javascript Returns the primitive va
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Javascript Returns the function tha
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Javascript Method toSource() toStri
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Javascript Output flag.toString
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23. STRING Javascript The String ob
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Javascript concat() indexOf() lastI
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Javascript document.writeln("str.ch
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Javascript Argument Details string2
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Javascript lastIndexOf () This meth
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Javascript var index = str1.localeC
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Javascript substring. $n or $nn Whe
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Javascript Search () This method ex
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Javascript document.write( sliced )
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Javascript Return Value Returns a s
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Javascript JavaScript String toLow
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Javascript var str = "Apples are r
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Javascript were in a tag sup() Cau
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Javascript blink () This method cau
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Javascript JavaScript String font
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Javascript JavaScript String link(
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Javascript JavaScript String strik
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Javascript JavaScript String sup(
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Javascript input length prototype T
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Javascript Prototype The prototype
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Javascript push() reduce() reduceRi
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Javascript every () Javascript arra
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Javascript } var passed = [12, 5, 8
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Javascript Array.prototype.filter =
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Javascript } }; Example Try the fol
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Javascript var len = this.length; v
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Javascript join () Javascript array
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Javascript var from = Number(argume
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Javascript } var index = [12, 5, 8,
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Javascript Array.prototype.map = fu
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Javascript Its syntax is as follows
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Javascript var rv = arguments[1]; }
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Javascript } } throw new TypeError(
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Javascript } rv = this[i--]; break;
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Javascript } rv = fun.call(null, rv
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Javascript Output Removed element
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Javascript { } if (i in this && fun
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Javascript Return Value Returns a s
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Javascript toString () Javascript a
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25. DATE Javascript The Date object
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Javascript Return Value Returns the
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Javascript Date Methods Here is a l
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Javascript universal time. setUTCMo
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Javascript Syntax Its syntax is as
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Javascript var dt = new Date(); d
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Javascript getMonth() : 11 getSecon
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Javascript Output getUTCHours() :
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Javascript JavaScript getYear Met
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Javascript JavaScript setFullYear
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Javascript If you specify a number
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Javascript monthValue : An integ
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Javascript setTime () Javascript da
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Javascript Date.setUTCFullYear(year
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Javascript document.write( dt );
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Javascript var dt = new Date(1993,
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Javascript toLocaleDateString () Ja
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Javascript For instances of Date,
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Javascript var dateobject = new
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Javascript Output 743850547000 Date
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Javascript minutes : An integer
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Javascript In the following section
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Javascript Property Value is : 0.43
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Javascript JavaScript Math SQRT2 P
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Javascript First Test Value : 3.141
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Javascript JavaScript Math atan() M
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Javascript var value = Math.atan2(+
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Javascript Output First Test Value
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Javascript var value = Math.log(10
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Javascript min ( ) This method retu
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Javascript var value = Math.pow(7,
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Javascript Return Value Returns the
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Javascript Output First Test Val
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27. REGEXP Javascript A regular exp
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Javascript Examples Following examp
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Javascript m g Specifies that if th
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Javascript Test1 - ignoreCase prope
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Javascript if ( re.multiline ){ doc
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Javascript exec ( ) The exec method
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Javascript document.write("Test 2 -
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Javascript document.write("Test 1 -
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Javascript There are several DOMs i
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Javascript forms[ ] 9 An array of F
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Javascript Ex: document.close( ) op
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Javascript This is main title Click
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Javascript createElement( tagName)
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Javascript NOTE: This example r
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Javascript Specifies the loading st
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Javascript NOTE: This example
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Javascript Part 3: JavaScript Advan
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Javascript Logical Errors Logic err
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Javascript Now let us try to catch
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Javascript Output Click the followi
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Javascript Click the following to s
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30. FORM VALIDATION Javascript Form
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Javascript Basic Form Validation Fi
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Javascript var emailID = document.m
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Javascript Manual Animation So let'
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Javascript } function moveRight(){
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Javascript It is not possible to s
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Javascript Output Checking for Plug
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Javascript //--> If you
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Javascript Error Messages in Firefo
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Javascript Use a JavaScript Debugge
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34. IMAGE MAP Javascript You can us
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Javascript Output You can feel the
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Javascript 6 plugins[] This propert
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Javascript document.write(" Browser
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