Java Regular Expression Digit Only
Chapter:
Regular Expression
Last Updated:
14-12-2016 19:23:55 UTC
Program:
/* ............... START ............... */
public class JavaDigitOnly {
public static boolean isNumber(String string) {
return string.matches("^\\d+$");
}
public static void main(String[] args) {
System.out.println(isNumber("123"));
}
}
/* ............... END ............... */
Output
Tags
Regular Expression Digit Only, Java, Regular Expression