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- Java Tutorial
Java Program to Swap Two Strings
This article covers a program in Java that swaps two strings, entered by user at run-time of the program.
Swap Two Strings in Java
The question is, write a Java program to swap two strings. Both the string must be received by user at run-time. The program given below is its answer:
import java.util.Scanner; public class fresherearth { public static void main(String[] args) { String strOne, strTwo, strTemp; Scanner scan = new Scanner(System.in); System.out.print("Enter the First String: "); strOne = scan.nextLine(); System.out.print("Enter the Second String: "); strTwo = scan.nextLine(); System.out.println("\nString before Swap:"); System.out.println("strOne = " +strOne); System.out.println("strTwo = " +strTwo); strTemp = strOne; strOne = strTwo; strTwo = strTemp; System.out.println("\nString after Swap:"); System.out.println("strOne = " +strOne); System.out.println("strTwo = " +strTwo); } }
The snapshot given below shows the sample run of above program, with user input codes and cracker as first and second string to swap:
Same Program in Other Languages
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