IT. Expert System.

This method returns a new string resulting from replacing all occurrences of oldChar in this string with newChar.

Syntax:

public String replace(char oldChar, char newChar)

Example:

import java.io.replace;

public class Test{
   public static void main(String args[]){
      String Str = new String("Welcome to Tutorialspoint.com");

      System.out.print("Return Value :" );
      System.out.println(Str.replace('o', 'T'));

      System.out.print("Return Value :" );
      System.out.println(Str.replace('l', 'D'));
   }
}

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