using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @".*(?:\d(?:\.\d+)?\s*x\s*)?\K(?<!\d)\d+(?:\.\d+)?(?:k?g|m?l)\b|(?<!\d)\d+(?:\.\d+)?(?:k?g|m?l)(?=\s*x\s*\d)";
string input = @"product brand A 1237ml Bundle of 6
product milk choc370ML
brand milk Vanilla Flavor 850g
One 2400g, For 0-6 Month-Old Infants
a+...two...6-12months...11.2kg...milk
a+...two...11.2kg 6-12months ..milk
Product 200g (10x2g)
[200g] Product
Product A brand(300g)
Product 200g (20g x 10)";
RegexOptions options = 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