using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^(\t{1,}|\s{1,}|)\-\-.*(\n|\r|\z)";
string input = @"-- Comment I want to ignore
SELECT * ,
column_A + colB AS magic_sum FROM
(
SELECT * FROM A
UNION ALL
-- Ignore this pointless line
SELECT * FROM B
-- This line as well shoudl be removed
) ORDER BY RAND()
-- limit to 10
LIMIT 10;
-- Ignore this";
RegexOptions options = RegexOptions.Multiline | 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