using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?:\WPRIMARY\W*KEY\W?\()(?P<PRIMARY_KEY>[^)]+)|(?:\W*KEY\W?\()(?P<KEY>[^)]+)";
string input = @"'CREATE table ""msg"" ( ""myid"" INT(10) UNSIGNED , ""user"" INT(10) UNSIGNED , ""new_mes"" SMALLINT(5) UNSIGNED , ""total_mes"" MEDIUMINT(8) UNSIGNED , ""lastdate"" DATETIME , PRIMARY KEY (""ids""), KEY (""lastdate"") )'";
RegexOptions options = RegexOptions.IgnoreCase;
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