This article covers features introduced in SpiderMonkey 31
Convert a JS ID to a JSProtoKey.
Syntax
JSProtoKey JS_IdToProtoKey(JSContext *cx, JS::HandleId id);
| Name | Type | Description | 
|---|---|---|
| cx | JSContext * | Pointer to a JS context from which to derive runtime information. Requires request. In a JS_THREADSAFEbuild, the caller must be in a request on thisJSContext. | 
| id | JS::HandleId | The property identifier to convert. | 
Description
JS_IdToProtoKey converts a specified JS ID, id, to a prototype key. On success, JS_IdToProtoKey returns a JSProtoKey. Otherwise it returns JSProto_Null.