捕获图片的url
import java.util.regex.Matcher;import java.util.regex.Pattern;public class MatchTest {public static void main(String[] args) {String a = "aaaa<img src="http://www.baidu.com/img/baidu_sylogo1.gif"aaaa" +"aaaa<img src="http://www.baidu.com/img/baidu_sylogo1.gif"aaaa";//1Pattern p = Pattern.compile("<img src=".*"");Pattern p = Pattern.compile("<img.*?src="(.*?)""); //() 捕获组Matcher m = p.matcher(a);while (m.find()){//System.out.println(m.group());//<img src="http://www.baidu.com/img/baidu_sylogo1.gif"//<img src="http://www.baidu.com/img/baidu_sylogo1.gif"System.out.println(m.group(1));//http://www.baidu.com/img/baidu_sylogo1.gif//http://www.baidu.com/img/baidu_sylogo1.gif}//1<img src="http://www.baidu.com/img/baidu_sylogo1.gif"aaaaaaaa<img src="http://www.baidu.com/img/baidu_sylogo1.gif"//<img src="http://www.baidu.com/img/baidu_sylogo1.gif"//<img src="http://www.baidu.com/img/baidu_sylogo1.gif"}}?