Proxy and ReflectThe Proxy and Reflect JavaScript built-ins intercept and define custom behavior for fundamental language operations (such as property lookup, assignment, enumeration, or function invocation).javascriptJavaScriptwidely2016-09-202019-03-20https://tc39.es/ecma262/multipage/reflection.html#sec-reflectionproxyhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Proxyjavascript.builtins.Proxyjavascript.builtins.Proxy.Proxyjavascript.builtins.Proxy.handler.applyjavascript.builtins.Proxy.handler.constructjavascript.builtins.Proxy.handler.definePropertyjavascript.builtins.Proxy.handler.deletePropertyjavascript.builtins.Proxy.handler.getjavascript.builtins.Proxy.handler.getOwnPropertyDescriptorjavascript.builtins.Proxy.handler.getPrototypeOfjavascript.builtins.Proxy.handler.hasjavascript.builtins.Proxy.handler.isExtensiblejavascript.builtins.Proxy.handler.ownKeysjavascript.builtins.Proxy.handler.preventExtensionsjavascript.builtins.Proxy.handler.setjavascript.builtins.Proxy.handler.setPrototypeOfjavascript.builtins.Proxy.revocablejavascript.builtins.Reflectjavascript.builtins.Reflect.applyjavascript.builtins.Reflect.constructjavascript.builtins.Reflect.definePropertyjavascript.builtins.Reflect.deletePropertyjavascript.builtins.Reflect.getjavascript.builtins.Reflect.getOwnPropertyDescriptorjavascript.builtins.Reflect.getPrototypeOfjavascript.builtins.Reflect.hasjavascript.builtins.Reflect.isExtensiblejavascript.builtins.Reflect.ownKeysjavascript.builtins.Reflect.preventExtensionsjavascript.builtins.Reflect.setjavascript.builtins.Reflect.setPrototypeOfhttps://nowyoucanuse.com/features--proxy-reflect.html