string.RemoveRegex(pattern)

[Test]

public void ShouldRemoveRegex()

{

   const string stringWithListNumbers = "This is a #9: string with #10: list numbers.";

 

    Assert.AreEqual("This is a  string with  list numbers.", stringWithListNumbers.RemoveRegex("#[0-9]*:"));

}

 

 

public static string RemoveRegex(this string arg, string pattern)

{

    var tagRegex = new Regex(pattern);

 

    return tagRegex.Replace(arg, string.Empty);

}