Java Program To Count Digits In String
Chapter:
String Handling
Last Updated:
04-08-2016 20:30:01 UTC
Program:
/* ............... START ............... */
public class JavaCountDigits {
public static void main(String[] args) {
String string = "Java100java89";
int count = 0;
for (int i = 0; i < string.length(); i++) {
if (Character.isDigit(string.charAt(i))) {
count++;
}
}
System.out.println(string + " has " + count + " digits");
}
}
/* ............... END ............... */
Output
Java100java89 has 5 digits
Notes:
-
isDigit() method Returns true if passed character is really a digit.
Tags
Count Digits In String, Java