适配大华NVR

liusuyi

2024-05-27 7c366e0d5acb41870c6ce6d17795de9e6d0fdcc8

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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));