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1 package 正则;
2
3 import java.util.regex.Matcher;
4 import java.util.regex.Pattern;
5
6 public class Test_regex {
7 public static void main(String[] args) {
8 String str="a1b22c333d4444e_55_555f666666g7777777";
9 String regex="\\w*";
10 Pattern pattern=Pattern.compile(regex);
11 Matcher matcher=pattern.matcher(str);
12 System.out.println(matcher.matches());//true
13 }
14 }
Matcher
![]()
1 package 正则;
2
3 import java.util.regex.Pattern;
4
5 public class Test_regex {
6 public static void main(String[] args) {
7 String str="a1b22c333d4444e55555f666666g7777777";
8 String regex="\\d+";
9 Pattern pattern=Pattern.compile(regex);
10 for(String s:pattern.split(str))
11 System.out.print(s+" ");//a b c d e f g
12 }
13 }
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