The following table lists the version of Microsoft Visual Basic Scripting Edition implemented by host applications.

Host Application	VBScript Version
	1.0	2.0	3.0	4.0	5.0
Microsoft Internet Explorer 3.0	x
Microsoft Internet Information Server 3.0		x
Microsoft Internet Explorer 4.0			x
Microsoft Internet Information Server 4.0			x
Microsoft Windows Scripting Host 1.0			x
Microsoft Outlook 98			x
Microsoft Visual Studio 6.0				x
Microsoft Internet Explorer 5.0					x
Microsoft Internet Information Services 5.0					x

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

Language Element	Version First Introduced
	1.0	2.0	3.0	4.0	5.0
Abs Function	x
Addition Operator (+)	x
And Operator	x
Array Function		x
Asc Function	x
Assignment Operator (=)	x
Atn Function	x
Call Statement	x
CBool Function	x
CByte Function	x
CCur Function	x
CDate Function	x
CDbl Function	x
Chr Function	x
CInt Function	x
Class Object					x
Class Statement					x
Clear Method	x
CLng Function	x
Color Constants		x
Comparison Constants		x
Concatenation Operator (&)	x
Const Statement		x
Cos Function	x
CreateObject Function		x
CSng Function	x
CStr Function	x
Date and Time Constants		x
Date Format Constants		x
Date Function	x
DateAdd Function		x
DateDiff Function		x
DatePart Function		x
DateSerial Function	x
DateValue Function	x
Day Function	x
Description Property	x
Dim Statement	x
Division Operator (/)	x
Do...Loop Statement	x
Empty	x
Eqv Operator	x
Erase Statement	x
Err Object	x
Eval Function					x
Execute Method					x
Execute Statement					x
ExecuteGlobal Statement					x
Exit Statement	x
Exp Function	x
Exponentiation Operator (^)	x
False	x
Filter Function		x
FirstIndex Property					x
Fix Function	x
For...Next Statement	x
For Each...Next Statement		x
FormatCurrency Function		x
FormatDateTime Function		x
FormatNumber Function		x
FormatPercent Function		x
Function Statement	x
GetLocale Function					x
GetObject Function		x
GetRef Function					x
Global Property					x
Hex Function	x
HelpContext Property		x
HelpFile Property		x
Hour Function	x
If...Then...Else Statement	x
IgnoreCase Property					x
Imp Operator	x
Initialize Event					x
InputBox Function	x
InStr Function	x
InStrRev Function		x
Int Function	x
Integer Division Operator (\)	x
Is Operator	x
IsArray Function	x
IsDate Function	x
IsEmpty Function	x
IsNull Function	x
IsNumeric Function	x
IsObject Function	x
Join Function		x
LBound Function	x
LCase Function	x
Left Function	x
Len Function	x
Length Property					x
LoadPicture Function		x
Log Function	x
LTrim Function	x
Match Object					x
Matches Collection					x
Mid Function	x
Minute Function	x
Miscellaneous Constants		x
Mod Operator	x
Month Function	x
MonthName Function		x
MsgBox Constants		x
MsgBox Function	x
Multiplication Operator (*)	x
Negation Operator (-)	x
Not Operator	x
Now Function	x
Nothing	x
Null	x
Number Property	x
Oct Function	x
On Error Statement	x
Option Explicit Statement	x
Or Operator	x
Pattern Property					x
Private Statement		x
PropertyGet Statement					x
PropertyLet Statement					x
PropertySet Statement					x
Public Statement		x
Raise Method	x
Randomize Statement	x
ReDim Statement	x
RegExp Object					x
Rem Statement	x
Replace Function		x
Replace Method					x
RGB Function		x
Right Function	x
Rnd Function	x
Round Function		x
RTrim Function	x
ScriptEngine Function		x
ScriptEngineBuildVersion Function		x
ScriptEngineMajorVersion Function		x
ScriptEngineMinorVersion Function		x
Second Function	x
Select Case Statement	x
Set Statement	x
SetLocale Function					x
Sgn Function	x
Sin Function	x
Source Property	x
Space Function	x
Split Function		x
Sqr Function	x
StrComp Function	x
String Constants		x
String Function	x
StrReverse Function		x
Sub Statement	x
Subtraction Operator (-)	x
Tan Function	x
Terminate Event					x
Test Method					x
Time Function	x
Timer Function					x
TimeSerial Function	x
TimeValue Function	x
Trim Function	x
Tristate Constants		x
True	x
TypeName Function		x
UBound Function	x
UCase Function	x
Value Property					x
VarType Constants		x
VarType Function	x
VBScript Constants		x
Weekday Function	x
WeekdayName Function		x
While...Wend Statement	x
With Statement					x
Xor Operator	x
Year Function	x