C#

cs8 basic.txt

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string firstFriend = "Maria";
string secondFriend = "Sage";
Console.WriteLine($"My friends are {firstFriend} and {secondFriend}");

>>My friends are Maria and Sage.
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#TRIM METHOD : remove white spaces before and after the string.
syntax: 
          StringVariable.Trim() // remove from both side
          StringVariable.TrimStart() // remove from start
          StringVariable.TrimEnd() // remove from end

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string greeting = "      Hello World!       ";
Console.WriteLine($"[{greeting}]");

string trimmedGreeting = greeting.TrimStart();
Console.WriteLine($"[{trimmedGreeting}]");

trimmedGreeting = greeting.TrimEnd();
Console.WriteLine($"[{trimmedGreeting}]");

trimmedGreeting = greeting.Trim();
Console.WriteLine($"[{trimmedGreeting}]");

>>[      Hello World!       ]
>>[Hello World!       ]
>>[      Hello World!]
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