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Microsoft® JScript®
Feature Information by Version
 Language Reference 

Version Information



The following table lists JavaScript language features and the version when first introduced.

Language Element Version First Introduced
1.0 2.0 3.0 4.0 5.0
$1...$9 Properties     X    
abs Method X        
acos Method X        
ActiveXObject Object     X    
Addition Operator (+) X        
anchor Method X        
arguments Property   X      
Array Object   X      
asin Method X        
Assignment Operator (=) X        
atan Method X        
atan2 Method X        
atEnd Method     X    
big Method X        
Bitwise AND Operator (&) X        
Bitwise Left Shift Operator (<<) X        
Bitwise NOT Operator (~) X        
Bitwise OR Operator (|) X        
Bitwise Right Shift Operator (>>) X        
Bitwise XOR Operator (^) X        
blink Method X        
bold Method X        
Boolean Object   X      
break Statement X        
caller Property   X      
catch Statement         X
@cc_on Statement     X    
ceil Method X        
charAt Method X        
charCodeAt Method     X    
Comma Operator (,) X        
// (Single-line Comment Statement) X        
/*..*/ (Multiline Comment Statement) X        
Comparison Operators X        
compile Method     X    
concat Method (Array)     X    
concat Method (String)     X    
Conditional Compilation     X    
Conditional Compilation Variables     X    
Conditional (trinary) Operator (?:) X        
constructor Property   X      
continue Statement X        
cos Method X        
Data Type Conversion     X    
Date Object X        
Decrement Operator (--) X        
delete Operator     X    
description Property         X
dimensions Method     X    
Division Operator (/) X        
do...while Statement     X    
E Property X        
Enumerator Object     X    
Equality Operator (==) X        
Error Object         X
escape Method X        
eval Method X        
exec Method     X    
exp Method X        
fixed Method X        
floor Method X        
fontcolor Method X        
fontsize Method X        
for Statement X        
for...in Statement         X
fromCharCode Method     X    
Function Object   X      
function Statement X        
getDate Method X        
getDay Method X        
getFullYear Method     X    
getHours Method X        
getItem Method     X    
getMilliseconds Method     X    
getMinutes Method X        
getMonth Method X        
GetObject Function     X    
getSeconds Method X        
getTime Method X        
getTimezoneOffset Method X        
getUTCDate Method     X    
getUTCDay Method     X    
getUTCFullYear Method     X    
getUTCHours Method     X    
getUTCMilliseconds Method     X    
getUTCMinutes Method     X    
getUTCMonth Method     X    
getUTCSeconds Method     X    
getVarDate Method     X    
getYear Method X        
Global Object     X    
Greater than Operator (>) X        
Greater than or equal to Operator (>=) X        
Identity Operator (===) X        
@if Statement     X    
if...else Statement X        
Increment Operator (++) X        
index Property     X    
indexOf Method X        
Inequality Operator (!=) X        
Infinity Property     X    
input Property     X    
instanceof Operator         X
isFinite Method     X    
isNaN Method X        
italics Method X        
item Method     X    
join Method   X      
Labeled Statement     X    
lastIndex Property     X    
lastIndexOf Method X        
lbound Method     X    
length Property (Array)   X      
length Property (Function)   X      
length Property (String) X        
Less than Operator (<) X        
Less than or equal to Operator (<=) X        
link Method X        
LN2 Property X        
LN10 Property X        
log Method X        
LOG2E Property X        
LOG10E Property X        
Logical AND Operator (&&) X        
Logical NOT Operator (!) X        
Logical OR Operator (||) X        
match Method     X    
Math Object X        
max Method X        
MAX_VALUE Property   X      
min Method X        
MIN_VALUE Property   X      
Modulus Operator (%) X        
moveFirst Method     X    
moveNext Method     X    
Multiplication Operator (*) X        
NaN Property (Global)     X    
NaN Property (Number)   X      
NEGATIVE_INFINITY Property   X      
new Operator X        
Nonidentity Operator (!==) X        
Number Object   X      
number Property         X
Object Object     X    
Operator Precedence X        
parse Method X        
parseFloat Method X        
parseInt Method X        
PI Property X        
POSITIVE_INFINITY Property   X      
pow Method X        
prototype Property   X      
random Method X        
RegExp Object     X    
Regular Expression Object     X    
Regular Expression Syntax     X    
replace Method X        
return Statement X        
reverse Method   X      
round Method X        
ScriptEngine Function   X      
ScriptEngineBuildVersion Function   X      
ScriptEngineMajorVersion Function   X      
ScriptEngineMinorVersion Function   X      
search Method     X    
@set Statement     X    
setDate Method X        
setFullYear Method     X    
setHours Method X        
setMilliseconds Method     X    
setMinutes Method X        
setMonth Method X        
setSeconds Method X        
setTime Method X        
setUTCDate Method     X    
setUTCFullYear Method     X    
setUTCHours Method     X    
setUTCMilliseconds Method     X    
setUTCMinutes Method     X    
setUTCMonth Method     X    
setUTCSeconds Method     X    
setYear Method X        
sin Method X        
slice Method (Array)     X    
slice Method (String)     X    
small Method X        
sort Method   X      
source Property     X    
split Method     X    
sqrt Method X        
SQRT1_2 Property X        
SQRT2 Property X        
strike Method X        
String Object X        
sub Method X        
substr Method     X    
substring Method X        
Subtraction Operator (-) X        
sup Method X        
switch Statement     X    
tan Method X        
test Method     X    
this Statement X        
throw Statement         X
toArray Method     X    
toGMTString Method X        
toLocaleString Method X        
toLowerCase Method X        
toString Method   X      
toUpperCase Method X        
toUTCString Method     X    
try Statement         X
typeof Operator X        
ubound Method     X    
Unary Negation Operator (-) X        
unescape Method X        
Unsigned Right Shift Operator (>>>) X        
UTC Method X        
valueOf Method   X      
var Statement X        
VBArray Object     X    
void Operator   X      
while Statement X        
with Statement X        


Home | Javascript validator | JavaScript Editor JavaScript EditorGet Advanced
JavaScript and Ajax Editor,
Validator and Debugger!

1st JavaScript Editor.