Program to demonsrates the toUpperCase( ) and toLOwerCase( )

/* Program to demonsrates the - toUpperCase( ) and toLOwerCase( ) */

class CaseDemo
{
    public static void main(String args[ ])
    {
        String str1 = "MAHATMA";
        String str2 = "gandhi";
        String temp;

        System.out.println("Original String1 is : "+str1);
        temp=str1.toLowerCase();
        System.out.println("After calling toLowerCase(), String1 is : "+temp);

        System.out.println("\nOriginal String2 is : "+str2);
        temp=str2.toUpperCase();
         System.out.println("After calling toUpperCase(), String2 is : "+temp);
    }
}