send value by url to another page

// onclick of link send value in url
$('.dashboardTableLink').on('click', function(e) {
   	  var matId = $(this).attr('id');
   	  window.location.href=contextPath+`/detailPage?matCode=${matId}`;	
})


// getting value from url
	function GetURLParameter(sParam){
	    var sPageURL = window.location.search.substring(1);
	    var sURLVariables = sPageURL.split('&');
	    for (var i = 0; i < sURLVariables.length; i++)
	    {
	        var sParameterName = sURLVariables[i].split('=');
	        if (sParameterName[0] == sParam)
	        {
	            return decodeURIComponent(sParameterName[1]);
	        }
	    }
	}
	var mat_id = GetURLParameter('matCode');