java正在表达式代码示例

package com.blog.test;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class TEst {

public static void main(String[] args) {

String s="abc";
String regex="abc";
Pattern pt=Pattern.compile(regex);
Matcher mt=pt.matcher(s);
while(mt.find())
{
System.out.println(mt.group());
}
}
}