JSVAL_IS_GCTHING

Indicates whether a JS value has a type that is subject to garbage collection.

Syntax

JSVAL_IS_GCTHING(v)

Description

JSVAL_IS_GCTHING(v) is true if the jsval v is either JSVAL_NULL or a reference to a value that is subject to garbage collection. JavaScript performs automatic garbage collection of objects, strings, and doubles.

This macro exposes JavaScript engine implementation details and usually isn't what the application really means. See jsval for alternatives.

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Document Tags and Contributors

Contributors to this page: Jorend, Rappo
Last updated by: Jorend,