Java Find Word Occurrence Using Regular Expression
Chapter:
Regular Expression
Last Updated:
11-09-2016 11:42:40 UTC
Program:
/* ............... START ............... */
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class JavaWordOccurrence {
public static void main(String args[]) throws Exception {
String candidate = "this is a test, A TEST.";
String regex = "\\ba\\w*\\b";
Pattern p = Pattern.compile(regex);
Matcher m = p.matcher(candidate);
String val = null;
System.out.println("INPUT: " + candidate);
System.out.println("REGEX: " + regex + "\r\n");
while (m.find()) {
val = m.group();
System.out.println("MATCH: " + val);
}
if (val == null) {
System.out.println("NO MATCHES: ");
}
}
}
/* ............... END ............... */
Output
INPUT: this is a test, A TEST.
REGEX: \ba\w*\b
MATCH: a
Tags
Find Word Occurrence Using Regular Expression, Java, Regular Expression