<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Get current page query parameters</title>
</head>
<body>
<script type="text/javascript">
function getValue(name) {
var reg = new RegExp("(^|/?|&)" + name + "=([^&]*)(&|$)", "i");
var match = window.location.href.match(reg);
return match && match[2] || null;
}
console.log(getValue('test'));
</script>
</body>
</html>