String.Concat Method (String[])


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Concatenates the elements of a specified String array.

Namespace:   System
Assembly:  mscorlib (in mscorlib.dll)

public static string Concat(
	params string[] values


Type: System.String[]

An array of string instances.

Return Value

Type: System.String

The concatenated elements of values.

Exception Condition

values is null.


Out of memory.

The method concatenates each object in values; it does not add any delimiters.

An Empty string is used in place of any null object in the array.

The following example demonstrates the use of the Concat method with a String array.

using System;

public class Example
    public static void Main()
        // Make an array of strings. Note that we have included spaces.
        string [] s = { "hello ", "and ", "welcome ", "to ",
                        "this ", "demo! " };

        // Put all the strings together.

        // Sort the strings, and put them together.
// The example displays the following output:
//       hello and welcome to this demo!
//       and demo! hello this to welcome

Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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