javaCode.rar.rar

import java.util.regex.Matcher; import java.util.regex.Pattern; public class StringDemo { public String findEmail(String str) { Pattern p = Pattern.compile("\\w+(\\.\\w)*@\\w+(\\.\\w{2,3}){1,3}"); Matcher m = p.matcher(str); while (m.find()) { System.out.println(m.group()); } return ""; } public String findIphone(String str) { if(str.length()<=0) return ""; Pattern pattern=Pattern.compile("\\d{4}-\\d{7}"); Matcher matcher=pattern.matcher(str); StringBuffer stringBuffer=new StringBuffer(); while (matcher.find()){ stringBuffer.append(matcher.group()).append(","); } System.out.println(stringBuffer.toString()); return ""; } public String UpdateIphone(String str) { System.out.println(str.replaceAll("\\d{4}-\\d{7}","********")); return ""; } }