正则表达式 案例 结巴去重
https://www.bilibili.com/video/BV1Eq4y1E79W?p=22
把类似“我……我要……学学学学……编程java”通过正则表达式修改成“我要学编程java”
自己的实现
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegExp13 {
public static void main(String[] args) {
String content = "我我我要要要学学学学编程java!";
String regStr = "(.)\\1+";
Pattern pattern = Pattern.compile(regStr);
Matcher matcher = pattern.matcher(content);
while (matcher.find()) {
String str = matcher.group(0);
content = matcher.replaceFirst(str.charAt(0) + "");
matcher = pattern.matcher(content);
System.out.println("content:" + content);
}
System.out.println("content:" + content);
}
}
content:我要要要学学学学编程java!
content:我要学学学学编程java!
content:我要学编程java!
content:我要学编程java!