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El controlador de proxy de JavaScript no funciona en el objeto en sí

Hola, actualmente estoy analizando más de cerca los proxies de JavaScript en: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Proxy

El segundo ejemplo define un controlador para interceptar la operación de get :

 const target = { message1: "hello", message2: "everyone" }; const handler2 = { get: function(target, prop, receiver) { return "world"; } }; const proxy2 = new Proxy(target, handler2);

Después de eso, registra ambas propiedades de target en la consola:

 console.log(proxy2.message1); // world console.log(proxy2.message2); // world

Sin embargo, si registra el objeto en sí mismo en la consola, registra el objeto e ignora el controlador:

 console.log(proxy2); // { message1: 'hello', message2: 'everyone' }

¿Por qué es ese el caso?

about 4 years ago · Juan Pablo Isaza
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