优化

schangxiang@126.com

2025-09-19 0821aa23eabe557c0d9ef5dbe6989c68be35d1fe

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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));