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    JS_GetArrayPrototype

    This article covers features introduced in SpiderMonkey 24

    Retrieves the original, canonical Array.prototype for an object's global object.

    Syntax

    JSObject *
    JS_GetArrayPrototype(JSContext *cx, JS::HandleObject forObj);
    
    Name Type Description
    cx JSContext * Pointer to a JavaScript context from which to derive runtime information. Requires request. In a JS_THREADSAFE build, the caller must be in a request on this JSContext.
    forObj JS::HandleObject An object from the global whose Array.prototype is being retrieved.

    Description

    JS_GetArrayPrototype() retrieves the original Array.prototype of a specified object, obj.  If an error occurs, it returns NULL.

    Note: This expression might have different values over time if the global Array property is modified, but this method returns only the original value.

    See Also

    Document Tags and Contributors

    Contributors to this page: fscholz, Bzbarsky, arai
    Last updated by: arai,
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