Question

How to replace characters in StringBuilder() using Java

Answer 1

package javaapplication1;

import java.io.IOException;

public class JavaApplication1 {

    public static void main(String[] args) throws IOException {

        StringBuilder sb = new StringBuilder("java c c#");

        sb.replace(2, 3, "ww");
        System.out.println(sb);
    }
}


/*
                   
run:

jawwa c c#
          
 */

 

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