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Jul 5th, 2015
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  1. function matchesSelector(el, selector) {
  2. var p = Element.prototype;
  3. var f = p.matches || p.webkitMatchesSelector || p.mozMatchesSelector || p.msMatchesSelector || function (s) {
  4. return [].indexOf.call(this.parentNode.querySelectorAll(s), this) !== -1;
  5. };
  6. return f.call(el, selector);
  7. }
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