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代理模式 #488

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Pcjmy opened this issue Mar 12, 2023 · 1 comment

Contributor

Pcjmy commented Mar 12, 2023

No description provided.

ppjiucai commented May 22, 2023

let api = {
_apiKey: 'kafakakafaka',
name:'kafaka'
};
const RESTRICTED = ['_apiKey'];
api = new Proxy(api, {
get(target, key, receiver) {
if(RESTRICTED.indexOf(key) > -1) {
throw Error(${key} 不可访问.);
}
return Reflect.get(target, key, receiver);
},
set(target, key, value, receiver) {
if(RESTRICTED.indexOf(key) > -1) {
throw Error(${key} 不可修改);
}
return Reflect.set(target, key, value, receiver);
}
});

// console.log(api._apiKey)
console.log(api.name)
// api._apiKey = '987654321'

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