This article covers features introduced in SpiderMonkey 24
Assign undefined
to all of the object's non-reserved slots.
Note: This is done for all slots, regardless of the associated property descriptor.
Syntax
void
JS_SetAllNonReservedSlotsToUndefined(JSContext *cx, JSObject *objArg);
Name | Type | Description |
---|---|---|
cx |
JSContext * |
The context in which to clear the object. Requires request. In a JS_THREADSAFE build, the caller must be in a request on this JSContext . |
obj |
JSObject * |
Object from which to delete all properties. |
Description
JS_SetAllNonReservedSlotsToUndefined
assignes undefined
to all of obj
's own properties, except the special __proto__
and __parent__
properties, in a single operation. Properties belonging to objects on obj
's prototype chain are not affected.