2021-02-11 21:31:41 +08:00

9 lines
274 B
JavaScript

var copyWithin = require('../array/virtual/copy-within');
var ArrayPrototype = Array.prototype;
module.exports = function (it) {
var own = it.copyWithin;
return it === ArrayPrototype || (it instanceof Array && own === ArrayPrototype.copyWithin) ? copyWithin : own;
};