using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"(?:{%\ for.+?%}
|
\G(?!\A)
)
(?s:(?!{%).)*?\K
{{\s*(?P<variable>.+?)\s*}}";
string input = @"{% for user in users %}
Hello, {{ user.name }}, you are {{ user.age }} {{ user.name }}
ssssssssssssssssssssss {{ user.name }}
sdsddddddddddddddddddddddddddddd
{% endfor %}
{% for dog in dogs %}
Your dog is {{ dog.age }} and likes {{ dog.food }}.
{% endfor %}
wwww
{{ user.name }}";
RegexOptions options = RegexOptions.IgnorePatternWhitespace;
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