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Javascript Current Count : 6 Current Count : 7 Current Count : 8 Current Count : 9 Loop stopped! Set the variable to different value and then try... 54
11. FOR-IN LOOP Javascript The for...in loop is used to loop through an object's properties. As we have not discussed Objects yet, you may not feel comfortable with this loop. But once you understand how objects behave in JavaScript, you will find this loop very useful. Syntax The syntax of ‘for..in’ loop is: for (variablename in object){ } statement or block to execute In each iteration, one property from object is assigned to variablename and this loop continues till all the properties of the object are exhausted. Example Try the following example to implement ‘for-in’ loop. It prints the web browser’s Navigator object. 55
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About the Tutorial JavaScript is a
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Bitwise Operators .................
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23. String ........................
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setUTCDate () .....................
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Checking for Plug-Ins .............
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1. OVERVIEW Javascript What is Java
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Page 20 and 21: Javascript JavaScript in Chrome Her
Page 22 and 23: 4. PLACEMENT Javascript There is a
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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
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Page 40 and 41: Javascript document.write("(a | b)
Page 42 and 43: Javascript Ex: C /= A is equivalent
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Page 46 and 47: Javascript Function Undefined Null
Page 48 and 49: 7. IF-ELSE Javascript While writing
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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
Page 58 and 59: Javascript Syntax The syntax of whi
Page 60 and 61: Javascript do{ Statement(s) to be e
Page 62 and 63: 10. FOR LOOP Javascript The for Loo
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Page 70 and 71: Javascript Entering the loop 2 3 4
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Page 74 and 75: 13. FUNCTIONS Javascript A function
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Page 82 and 83: Javascript var variablename = funct
Page 84 and 85: 14. EVENTS Javascript What is an Ev
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Page 92 and 93: 15. COOKIES Javascript What are Coo
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Page 98 and 99: Javascript Output Enter Cookie Na
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Page 102 and 103: Javascript setTimeout('Redirect()',
Page 104 and 105: 17. DIALOG BOX Javascript JavaScrip
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Page 108 and 109: 18. VOID KEYWORD Javascript void is
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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 Example Try the followin
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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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