C# Program to Split a String Collections into Groups

This is a C# Program to split string collections into groups.

Problem Description

This C# Program Splits a String Collections into Groups.

Problem Solution

Here the Given String is splited into Groups and displayed.

Program/Source Code

Here is source code of the C# Program to Split a String Collections into Groups. The C# program is successfully compiled and executed with Microsoft Visual Studio. The program output is also shown below.

 * C# Program to Split a String Collections into Groups
using System;
using System.IO;
using System.Collections;
using System.Linq;
class program
    static void SendEmail(string email)
    static void Main(string[] args)
        string[] email = {"[email protected]", "[email protected]",
                        "[email protected]", "[email protected]",
                        "[email protected]", "[email protected]",
                        "[email protected]", "[email protected]"};
        var Grp = from i in Enumerable.Range(0, email.Length)
                       group email[i] by i / 3;
        foreach (var mail in Grp)
            SendEmail(string.Join(";", mail.ToArray()));
Program Explanation

In this C# program using email[] array variable we are reading the email Ids. The groupby is used to group the elements of a sequence according to a specified key selector function and projects the elements for each group by using a specified function.


The foreach statement is used to iterate through the collection to get the information that you want, but cannot be used to add or remove items from the source collection to avoid unpredictable side effects. Print the given string which is divided into groups.

Runtime Test Cases

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Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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