using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?ix)
(\d+:\d\d)
\s+
.*?
\b
(
mon(?:d(?:ay?)?)
|tue(?:s(?:d(?:ay?)?)?)?
|wed(?:n(?:e(?:s(?:d(?:ay?)?)?)?)?)?
|thu(?:r(?:s(?:d(?:ay?)?)?)?)?
|fri(?:d(?:ay?)?)
|sat(?:u(?:r(?:d(?:a)?)?)?)?(?:y)?
|sun(?:d(?:ay?)?)
)
.*";
string substitution = @"$1 $2";
string input = @"0:18 on Tuesday's mini
1:43 Wednesday. dang!
2:01 this Sat 😎";
RegexOptions options = RegexOptions.Multiline;
Regex regex = new Regex(pattern, options);
string result = regex.Replace(input, substitution);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx