正則表示式 判斷 連號如“123456”、同號如“888888”、連同號如“112233”“222333”
阿新 • • 發佈：2018-12-31
- import java.util.regex.Matcher;
- import java.util.regex.Pattern;
- public class Regu {
- public static void main(String[] args) {
- //匹配6位順增
- String pattern = "(?:0(?=1)|1(?=2)|2(?=3)|3(?=4)|4(?=5)|5(?=6)|6(?=7)|7(?=8)|8(?=9)){5}\\d";
- Pattern pa = Pattern.compile(pattern);
- String mc = "123456";
- Matcher ma = pa.matcher(mc);
- System.out.println("6位順增 ：" + ma.matches());
- System.out.println("*******分割線*******");
- //匹配6位順降
- pattern = "(?:9(?=8)|8(?=7)|7(?=6)|6(?=5)|5(?=4)|4(?=3)|3(?=2)|2(?=1)|1(?=0)){5}\\d";
- pa = Pattern.compile(pattern);
- mc = "654321";
- ma = pa.matcher(mc);
- System.out.println("6位順降 ：" + ma.matches());
- System.out.println("*******分割線*******");
- //匹配6位順增或順降
- pattern = "(?:(?:0(?=1)|1(?=2)|2(?=3)|3(?=4)|4(?=5)|5(?=6)|6(?=7)|7(?=8)|8(?=9)){5}|(?:9(?=8)|8(?=7)|7(?=6)|6(?=5)|5(?=4)|4(?=3)|3(?=2)|2(?=1)|1(?=0)){5})\\d";
- pa = Pattern.compile(pattern);
- mc = "234567";
- ma = pa.matcher(mc);
- System.out.println("6位順增或順降 ：" + ma.matches());
- System.out.println("*******分割線*******");
- //匹配4-9位連續的數字
- pattern = "(?:(?:0(?=1)|1(?=2)|2(?=3)|3(?=4)|4(?=5)|5(?=6)|6(?=7)|7(?=8)|8(?=9)){3,}|(?:9(?=8)|8(?=7)|7(?=6)|6(?=5)|5(?=4)|4(?=3)|3(?=2)|2(?=1)|1(?=0)){3,})\\d";
- pa = Pattern.compile(pattern);
- mc = "123456789";
- ma = pa.matcher(mc);
- System.out.println("4-9位連續的數字 ：" + ma.matches());
- System.out.println("*******分割線*******");
- //匹配3位以上的重複數字
- pattern = "([\\d])\\1{2,}";
- pa = Pattern.compile(pattern);
- mc = "888888";
- ma = pa.matcher(mc);
- System.out.println("3位以上的重複數字 ：" + ma.matches());
- System.out.println("*******分割線*******");
- //匹配手機號碼類
- pattern = "(13[0-9]|15[0-9]|18[0-9])([\\d]{2,4}){2}";
- pa = Pattern.compile(pattern);
- mc = "18930333033";
- ma = pa.matcher(mc);
- System.out.println("手機號碼 ：" + ma.matches());
- System.out.println("*******分割線*******");
- // //匹配連同號如“112233”“222333”
- // pattern = "([\\d])\1{1,}([\\d])\\2{2,}"; //這個測試沒有通過，要重新編寫
- // pa = Pattern.compile(pattern);
- // mc = "33111";
- // ma = pa.matcher(mc);
- // System.out.println("連同號如112233 , 222333 ：" + ma.matches());
- System.out.println("*******分割線*******");
- //匹配2233型別
- pattern = "([\\d])\\1{1,}([\\d])\\2{1,}";
- pa = Pattern.compile(pattern);
- mc = "2233";
- ma = pa.matcher(mc);
- System.out.println("2233型別 ：" + ma.matches());
- System.out.println("*******分割線*******");
- }
- }