Table of Contents
You can use Charater class’s touppercase method to convert char to uppercase in java.
Method signature
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public static char touppercase(char ch) |
Parameters
ch is primitive character type.
Return type
return type is char. If char is already uppercase then it will return same.
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package org.arpit.java2blog; public class JavaToUpperCaseMain { public static void main(String[] args) { System.out.println(Character.toUpperCase('a')); System.out.println(Character.toUpperCase('Y')); System.out.println(Character.toUpperCase('f')); System.out.println(Character.toUpperCase('u')); } } |
When you run above program, you will get below output:
A
Y
F
U
Y
F
U
That’s all about how to convert char to uppercase in java.
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