兴趣点

aijinhui

2024-02-28 cc8d75e6b28c10dd20f2d9f67648d9fe9289b1e3

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var nativeFunctionToString = require('./_function-to-string');
var WeakMap = require('./_global').WeakMap;
 
module.exports = typeof WeakMap === 'function' && /native code/.test(nativeFunctionToString.call(WeakMap));