using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\w+[-_]{0,1}\w+";
string input = @"alabaster==0.7.9
blow_ster==1.2.3
brewster-ify==2.3.4
filler_==8.2.1
arrow==0.8.0
awesome-slugify==1.6.5
Babel==2.3.4
binaryornot==0.4.0
blessings==1.6";
foreach (Match m in Regex.Matches(input, pattern))
{
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