获取两个字符串之间的值

package com.zsyu.test;import java.util.regex.Matcher;import java.util.regex.Pattern;public class Test {public static void main(String[] args) {String str = "sssAfsffssBaa";String regex = "A(.*)B";Pattern pattern = Pattern.compile(regex);Matcher matcher = pattern.matcher(str);while(matcher.find()){//包含A与BSystem.out.println(matcher.group(0));//输出AfsffssB//不包含A与BSystem.out.println(matcher.group(1));//输出fsffss}}}A是第一个字符串B是第二个字符串