mozilla
Your Search Results

    JS_GetFunctionPrototype

    This article covers features introduced in SpiderMonkey 17

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

    Syntax

    JSObject *
    JS_GetFunctionPrototype(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 Function.prototype is being retrieved.

    Description

    JS_GetFunctionPrototype() retrieves the original Function.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 Function property is modified, but this method returns only the original value.

    See Also

    Document Tags and Contributors

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