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Conditional Compilation Variables (JavaScript)

The following predefined variables are available for conditional compilation. If a variable is not true, it is not defined and behaves as NaN when accessed.

Variable

Description

@_win32

True if running on a Win32 system.

@_win16

True if running on a Win16 system.

@_mac

True if running on an Apple Macintosh system.

@_alpha

True if running on a DEC Alpha processor.

@_x86

True if running on an Intel processor.

@_mc680x0

True if running on a Motorola 680x0 processor.

@_PowerPC

True if running on a Motorola PowerPC processor.

@_jscript

Always true.

@_jscript_build

Contains the build number of the JavaScript scripting engine.

@_jscript_version

Contains the JavaScript version number in major.minor format.

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