JS Get URL Param

Created2022-01-03|Updated2025-09-27|DevelopmentFrontend

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function getUrlParam(name){
  const reg = new RegExp('(^|&)' + name + '=([^&]*)(&|$)');
  const query = window.location.href.split('?')[1];
  if(!query) return null;
  const r = query.match(reg);
  return r ? decodeURIComponent(r[2]) : null;
}

Author: Harry

Link: https://harrywork.com/blog/p/21288/

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