JS GetConstructor

Retrieves the constructor for an object.


JSObject * JS_GetConstructor(JSContext *cx, JSObject *obj);
Name Type Description
cx JSContext * A context. Requires request. In a JS_THREADSAFE build, the caller must be in a request on this JSContext.
obj JSObject * The object whose constructor is to be returned.


JS_GetConstructor retrieves the constructor property of a given object, obj. If the result is a Function object, JS_GetConstructor returns a pointer to that object. Otherwise, it reports an error and returns NULL.

To get an object's prototype, use JS_GetPrototype. To get an object's parent, use JS_GetParent.

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