using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(.+)(?:((?i)\sends\s[1]?[0-9]\s[ap]\.m\.))$";
string input = @"The Monkey Ends 9 P.M.
The Elefant Ends 12 A.M.
The Zebra Ends 2 P.M.
";
RegexOptions options = RegexOptions.Multiline;
foreach (Match m in Regex.Matches(input, pattern, options))
{
Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index);
}
}
}
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