How to make a valid Windows filename from an arbitrary string?

Question

I\'ve got a string like \"Foo: Bar\" that I want to use as a filename, but on Windows the \":\" char isn\'t allowed in a filename.

Is there a method that will turn \

Answer 1

This isn't more efficient, but it's more fun :)

var fileName = "foo:bar";
var invalidChars = System.IO.Path.GetInvalidFileNameChars();
var cleanFileName = new string(fileName.Where(m => !invalidChars.Contains(m)).ToArray());