增加手动巡检

liusuyi

2023-05-31 8dcb6801a19f08af6c7baaf6a1b9105c8b4dc58b

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var toLength = require('../internals/to-length');
 
// `LengthOfArrayLike` abstract operation
// https://tc39.es/ecma262/#sec-lengthofarraylike
module.exports = function (obj) {
  return toLength(obj.length);
};