Java tutorial
//package com.java2s; import java.util.regex.Matcher; import java.util.regex.Pattern; public class Main { public static String getCsFromRE(String pt, String content) { Pattern pa1 = Pattern.compile(pt, Pattern.CASE_INSENSITIVE); Matcher matcher1 = pa1.matcher(content); if (matcher1.find()) { return matcher1.group(1); } else { return ""; } } }