JavaScript: Get URL Parameters (simple)

getUrlParam.js

//source: https://stackoverflow.com/a/5158301
function getUrlParam(name) {
	var match = RegExp('[?&]' + name + '=([^&]*)').exec(window.location.href);
	return match && decodeURIComponent(match[1].replace(/\+/g, ' '));
}

//USAGE
//assumed url: http://example.com?page=3&sort=asc&perPage=20
getUrlParam('page');
getUrlParam('sort');
getUrlParam('perPage');

getUrlParam2.js

function getParam(param){
	return new URLSearchParams(window.location.search).get(param);
}

getUrlParam('location');