更新

aijinhui

2024-02-23 2df696b07d0ffdf7829d4d9cd3da23162dec8799

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var global = require('../internals/global');
var isCallable = require('../internals/is-callable');
 
var WeakMap = global.WeakMap;
 
module.exports = isCallable(WeakMap) && /native code/.test(String(WeakMap));