Java tutorial
//package com.java2s; //License from project: Apache License public class Main { public static String getValueFormURL(String url, String key) { key += "="; if (url.contains(key)) { int aid = url.indexOf(key) + key.length(); if (url.indexOf("&", aid) != -1) { return url.substring(aid, url.indexOf("&", aid)); } else { return url.substring(aid, url.length()); } } else { return null; } } }