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Check if a file is an executable.

/ Published in: C#
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A function to check the first two bytes to see if they match "MZ" marking it as an executable.

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  1. bool CheckIsExecutable(string filePath)
  2. {
  3.     var firstBytes = new byte[2];
  4.     using(var fileStream = File.Open(filePath, FileMode.Open))
  5.     {
  6.         fileStream.Read(firstBytes, 0, 2);
  7.     }
  8.     return Encoding.UTF8.GetString(firstBytes) == "MZ";
  9. }

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