csharp remove whitespace from string with string.replace code example

Example 1: how to remove white spaces from string in c#

using System.Linq;

// ...

string example = "   Hi there!    ";
string trimmed = String.Concat(example.Where(c => !Char.IsWhiteSpace(c)));
// Result: "Hithere!"

Example 2: how to remove all whitespace from a string in c#

using System.Linq;

  ... 

  string source = "abc    \t def\r\n789";
  string result = string.Concat(source.Where(c => !char.IsWhiteSpace(c)));

  Console.WriteLine(result);