import java.util.regex.*; public class RegexExample { public static void main(String[] args) { String text = "Java is a programming language. Java is fun."; String patternString = "a"; // 匹配字符 'a' Pattern pattern = Pattern.compile(patternString); Matcher matcher = pattern.matcher(...
Site Not Found Well, this is awkward. The site you're looking for is not here. Is this your site?Get more infoorcontact support. DreamHost
importjava.util.Scanner;importjava.util.regex.Pattern;publicclassRegexExample{publicstaticvoidmain(String[]args){Scannerscanner=newScanner(System.in);System.out.println("请输入一个字符串:");Stringinput=scanner.nextLine();// 正则表达式匹配数字和小数点Stringregex="^[0-9]+(\.[0-9]+)?$";if(Pa...
如果我们想匹配"Paris in the the spring",而不是匹配"Java's regex package is the theme of this article"。根据java现在的格式,则上面的正则表达式就是:Pattern pattern =Pattern.compile("//b(//w+)//s+//1//b"); 最后进一步的修改是让我们的匹配器对大小写敏感。比如,下面的情况:"The the theme ...
代码语言:java 复制 importjava.util.regex.Matcher;importjava.util.regex.Pattern;publicclassRegexExample{publicstaticvoidmain(String[]args){Stringinput="Hello, my name is John Doe. I live in New York.";Stringregex="(\\w+)";Patternpattern=Pattern.compile(regex);Matchermatcher=pattern.matcher(input...
Table 1. Regex example 1.3. Support for regular expressions in programming languages Regular expressions are supported by most programming languages, e.g., Java, Perl, Groovy, etc. Unfortunately each language supports regular expressions slightly different. ...
Java is never the easiest language to use (or maybe it’s just me ^^), but you can also check MD5 hashes pretty easily by using the “matches” function on a string variable. Here is an example: public static void main(String args[]) { ...
In this Java regex tutorial, learn to match all available currency symbols, e.g. $ Dollar, € Euro, ¥ Yen, in a String in Java.
2. Java Example The following Java program demonstrates the usage ofPatternandMatcherclasses for compiling and executing a regex. Stringregex="^\\W*(?:\\w+\\b\\W*){2,10}$";// Regex to limit to 3 wordsPatternpattern=Pattern.compile(regex);// Test inputStringinput="Hello World Java";...
For example,\$a match if a string contains $ followed by a. Here, $ is not interpreted by a RegEx engine in a special way.If you are unsure if a character has special meaning or not, you can put \ in front of it. This makes sure the character is not treated in a special way....