Table of Contents
Character class’s isletter method can be used to check if character is letter or not.
Method signature
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public static boolean isLetter(char ch): |
Parameters
ch is primitive character type.
Return type
boolean is primitive character type.
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package org.arpit.java2blog; public class JavaIsLetterMain { public static void main(String[] args) { System.out.println(Character.isLetter('a')); System.out.println(Character.isLetter('Y')); System.out.println(Character.isLetter('5')); System.out.println(Character.isLetter('&')); } } |
When you run above program, you will get below output:
true
true
false
false
true
false
false
That’s all about java Character’s isletter method.
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