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Description
The Character.isDigit() method — It defines whether the specified char value is a digit.
Syntax
boolean isDigit (char ch) click below button to copy the code. By - java tutorial - team
Options
Detailed information about the parameters:
- ch is a primitive character type (char).
Return value
- In Java, Character.isDigit() returns true if the passed character is a digit.
Sample Code
public class Test {
public static void main (String args []) {
System.out.println ("Value \"7\"digit? Answer:" + Character.isDigit ('7'));
System.out.println ("Value \"0\"digit? Answer:" + Character.isDigit ('0'));
System.out.println ("Value \"v\"digit? Answer:" + Character.isDigit ('v'));
System.out.println ("Value \"$\"Digit? Answer:" + Character.isDigit ('$'));
System.out.println ("Value \"@\"digit? Answer:" + Character.isDigit ('@'));
}
}click below button to copy the code. By - java tutorial - team
Output
Value "7"digit? Answer:true
Value "0"digit? Answer:true
Value "v"digit? Answer:false
Value "$"Digit? Answer:false
Value "@"digit? Answer:false