javascript get url variable code example

Example 1: js get url parameter

var url_string = "http://www.example.com/t.html?a=1&b=3&c=m2-m3-m4-m5"; //window.location.href
var url = new URL(url_string);
var c = url.searchParams.get("c");
console.log(c);

Example 2: 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;
};

Example 3: js get url variables

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

Example 4: get parameters from url

www.test.com/t.html?a=1&b=3&c=m2-m3-m4-m5

Example 5: set get variable in url

examplepage.php?var1=value&var2=value