using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^(?:\D+)?(?:(?:[5-6](?:(?:\.|\,)[1-9])?)|(?:[6-7](?:(?:\.|\,)0)?))(?:(?:\s?pol)|""|''|\x60|'|´|”)?(?:.*)";
string input = @"4.5 polegadas (~ 64,3% relação tela-corpo)
5,5 polegadas super amoled full hd, 1080p 401 ppi corning® gorilla® glass 3
5,5 polegadas super amoled full hd, 1080p 401 ppi corning® gorilla® glass 3
5""-6"" polegadas super amoled full hd, 1080p 401 ppi corning® gorilla® glass 3
^(?:(6(?:\.|\,)0)|(5(?:\.|\,)[1-9]))(.*)
\s?(?:(?:\d+)(?:\.|\,)?(?:\d+)?)(?:""|''|\x60|'|´|”)
(?:(5(?:\.|\,)0)|(4(?:\.|\,)[1-9]))(.*)
(4(?:\.|\,)[1-9])(.*) => 4-5
(5(?:\.|\,)[0]))(.*) => 4-5";
RegexOptions options = RegexOptions.Singleline;
Match m = Regex.Match(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