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346 BJavaScriptView Raw
1import _Symbol$hasInstance from "../../core-js/symbol/has-instance";
2import _Symbol from "../../core-js/symbol";
3export default function _instanceof(left, right) {
4 if (right != null && typeof _Symbol !== "undefined" && right[_Symbol$hasInstance]) {
5 return right[_Symbol$hasInstance](left);
6 } else {
7 return left instanceof right;
8 }
9}
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