Question

How to check if the first-letter of a string is uppercase in Java

Answer 1

package javaapplication1;
 
public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        String s = "Java programming language"; 
                
        if (Character.isUpperCase(s.charAt(0)))
            System.out.println("UpperCase");
    }
}
 
 
/*
 
run:
                    
UpperCase
  
*/

 

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Answer 2

package javaapplication1;
 
public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        String s = "Java programming language"; 
                
        if (Character.isUpperCase(s.codePointAt(0)))
            System.out.println("UpperCase");
    }
}
 
 
/*
 
run:
                    
UpperCase
  
*/

 

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