C# String Replace() method

by Online Tutorials Library July 22, 2022

C# String Replace()

The C# Replace() method is used to get a new string in which all occurrences of a specified Unicode character in this string are replaced with another specified Unicode character.

There are two methods of Replace() method. You can replace string also.

Signature

 public string Replace(Char first, Char second) public string Replace(String firstString, String secondString) 

Parameter

first: it is a first parameter of char type.

second: it is a second parameter of char type.

Return

It returns a string.

C# String Replace() Method Example

 using System;      public class StringExample       {           public static void Main(string[] args)           {              string s1 = “Hello F#”;            string s2 = s1.Replace(‘F’,’C’);            Console.WriteLine(s2);         }       }   

Output:

Hello C#

C# String Replace() Method Example 2

 using System;      public class StringExample       {           public static void Main(string[] args)           {              string s1 = “Hello C#, Hello .Net, Hello TutorAspire “;            string s2 = s1.Replace(“Hello”,”Cheers”);            Console.WriteLine(s2);         }       }   

Output:

Cheers C#, Cheers .Net, Cheers TutorAspire

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