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C# String Replace() method

C# String Replace() method for beginners and professionals with examples on overloading, method overriding, inheritance, aggregation, base, polymorphism, sealed, abstract, interface, namespaces, exception handling, file io, collections, multithreading, reflection etc.

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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 TheDeveloperBlog";
           string s2 = s1.Replace("Hello","Cheers");
           Console.WriteLine(s2);
        }  
    }

Output:

Cheers C#, Cheers .Net, Cheers TheDeveloperBlog
Next TopicC# String Split()




Related Links:

.Net

.NET Array Dictionary List String 2D Async DataTable Dates DateTime Enum File For Foreach Format IEnumerable If IndexOf Lambda LINQ Parse Path Process Property Regex Replace Sort Split Static StringBuilder Substring Switch Tuple

Java

Core Array ArrayList HashMap String 2D Cast Character Console Deque Duplicates File For Format HashSet If IndexOf Lambda Math ParseInt Process Random Regex Replace Sort Split StringBuilder Substring Switch Vector While

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