Microsoft JScript Features - Non-ECMA
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Microsoft JScript Features - Non-ECMA

JScript .NET incorporates almost all of the features in ECMAScript Edition 3 and many of the proposed features proposed for ECMAScript Edition 4. In addition, JScript also has many unique features that are not provided by the ECMAScript languages. These JScript .NET specific features are listed in the table below.

Category Feature/Keyword
Array Handling VBArray
dimensions, getItem, lbound, toArray, ubound
Class-Based Objects expando, super
Conditional Compilation @cc_on,
@if Statement,
@set Statement,
Conditional Compilation Variables
Data Types boolean, byte, char, decimal,
double, float, int, long,
Number, sbyte, short, String,
uint, ulong, ushort
Dates and Time getVarDate
Displaying Information print
Enumeration Enumerator
atEnd, item, moveFirst, moveNext
Namespaces package, import
Objects Enumerator
Script Engine Identification ScriptEngine

See Also

Microsoft JScript Features - ECMA | JScript Reference

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