Java - String replace() Method


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Description:

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

Syntax:

Here is the syntax of this method:

public String replace(char oldChar, char newChar)

Parameters:

Here is the detail of parameters:

  • oldChar -- the old character.

  • newChar -- the new character.

Return Value:

  • It returns a string derived from this string by replacing every occurrence of oldChar with newChar.

Example:

import java.io.*;

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'));
   }
}

This produces the following result:

Return Value :WelcTme tT TutTrialspTint.cTm
Return Value :WeDcome to TutoriaDspoint.com

java_strings.htm

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