Weak referencesThe WeakRef and FinalizationRegistry objects hold references to garbage-collectable objects without creating strong references that prevent their garbage collection.javascriptJavaScriptwidely2021-04-262023-10-26https://tc39.es/ecma262/multipage/managing-memory.html#sec-managing-memoryhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/WeakRefjavascript.builtins.FinalizationRegistryjavascript.builtins.FinalizationRegistry.FinalizationRegistryjavascript.builtins.FinalizationRegistry.registerjavascript.builtins.FinalizationRegistry.register.symbol_as_targetjavascript.builtins.FinalizationRegistry.unregisterjavascript.builtins.FinalizationRegistry.unregister.symbol_as_targetjavascript.builtins.WeakRefjavascript.builtins.WeakRef.WeakRefjavascript.builtins.WeakRef.WeakRef.symbol_as_targetjavascript.builtins.WeakRef.derefhttps://nowyoucanuse.com/features--weak-references.html