java根据#号截取字符串,使用Pattern的方法

public class Regex1 {
public static void main(String[] args) {
String s = "神秘的海洋出现了一只#话题#海怪阿拉斯加#热门话题#和一艘很诡异的破船\n";
System.out.println("例子:"+s);
Pattern pattern = Pattern.compile("#(.*?)#");
Matcher matcher = pattern.matcher(s);
while (matcher.find()){
System.out.println(matcher.group(1));
}
System.out.println(s.replaceAll("#(.*?)#",""));
}
}

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转载自www.cnblogs.com/THEONLYLOVE/p/9117055.html