JAVASCRIPT

js get url variables

const postID = (new URLSearchParams(window.location.search)).get('post');

how to get variable from url in javascript

var getParams = function (url) {
	var params = {};
	var parser = document.createElement('a');
	parser.href = url;
	var query = parser.search.substring(1);
	var vars = query.split('&');
	for (var i = 0; i < vars.length; i++) {
		var pair = vars[i].split('=');
		params[pair[0]] = decodeURIComponent(pair[1]);
	}
	return params;
};

set get variable in url

examplepage.php?var1=value&var2=value

js get variable from url

var queryDict = {};
location.search.substr(1).split("&").forEach(function(item) {queryDict[item.split("=")[0]] = item.split("=")[1]})