厂区介绍

aijinhui

2023-10-06 4bf8db5a3d574e5175f8e08a76d08effd3b31a9e

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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));