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c# String.Concat()

KababChi 
string first = "hello_";
string second = "world";
/* Unite multiple strings to one new string*/

string third = String.Concat(first, second);
// string third will be now "hello_world"
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Synj 75 points 

                                    string userName = "<Type your name here>";
string dateString = DateTime.Today.ToShortDateString();

// Use the + and += operators for one-time concatenations.
string str = "Hello " + userName + ". Today is " + dateString + ".";
System.Console.WriteLine(str);

str += " How are you today?";
System.Console.WriteLine(str);

4 (7 Votes)
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BigOther 110 points 

                                    string str1 = "ppp";  
string strRes = str1.Insert(2, "bbb");  
Console.WriteLine(strRes.ToString());

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