再次修改

feige

2024-02-20 b9f97457e9d8e8a0f784c25b103697fca8fea2e4

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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));