yz3456
2024-07-21 6669c680f79663fc220935d61c3f3f6eee078e7c
1
2
3
4
var nativeFunctionToString = require('./_function-to-string');
var WeakMap = require('./_global').WeakMap;
 
module.exports = typeof WeakMap === 'function' && /native code/.test(nativeFunctionToString.call(WeakMap));