Question

write a program in bluej to input a string and convert it to upper case​

Answer 1

Explanation:

String.toLowerCase()

It is predefined (built-in) method of String class in Java, it returns lowercase string.

String.toUpperCase()

It is predefined (built-in) method of String class in Java, it returns uppercase string.

Consider the program:

This an example of Java string programs, In this program a string is given in any case and we have to convert it into uppercase and lowercase.

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/*Java program to convert string into Lowercase and Uppercase*/

import java.util.*;

class ConvertCasePrg

{

public static void main(String args[])

{

Scanner sc= new Scanner(System.in);

String str="";

//input string

System.out.print("Enter any string: ");

str=sc.nextLine();

//declaring objects to store lowercase and uppercase strings

String lowerCaseString="",upperCaseString="";

//convert into lower case

lowerCaseString= str.toLowerCase();

//convert into upper case

upperCaseString= str.toUpperCase();

//printing the strings

System.out.println("Original String: "+str);

System.out.println("Lower Case String: "+lowerCaseString);

System.out.println("Upper Case String: "+upperCaseString);

}

}

Answer 2

Answer:

hi hru dear

Explanation:

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