Java Regular Expression Match Single Digit

Chapter: Regular Expression Last Updated: 15-12-2016 15:06:25 UTC

Program:

            /* ............... START ............... */
                
public class JavaMatchSingleDigit {

	public static void main(String args[]) {
		
		Pattern pattern = Pattern.compile("\\d");
		Matcher matcher = pattern.matcher("5");
		boolean isOk = matcher.matches();
		System.out.println("pattern matches " + isOk);

		matcher = pattern.matcher("55");
		isOk = matcher.matches();
		System.out.println("pattern matches " + isOk);

	}

}

                /* ............... END ............... */
        

Output

pattern matches true
pattern matches false

Tags

Regular Expression Match Single Digit, Java, Regular Expression

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