using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^(^(?=.*[0-9])(?=.*[A-Z])(?=.*[a-z])|(^(?=.*[0-9])(?=.*[A-Z])(?=.*[!@#$&*]).*$)|(^(?=.*[0-9])(?=.*[a-z])(?=.*[!@#$&*]).*$)|(?=.*[A-Z])(?=.*[a-z])(?=.*[!@#$&*]).*$).*$";
string input = @"1
A
a
#
111
AAA
aaa
###
11a
11A
11a
11#
1A1
1AA
1Aa
1A#
A1a
aA1
1A#
A#1
#A1
1a#
";
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