using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"([$£€¥₹])?(\d{1,3}(?:[, ]?\d{1,3})?(?:.\d+)?)(?(1)|(kr\.?|Kč))";
string input = @"The cost of this car with a 3.5 litre engine, is €2,927.100, or $3 271.32. In Sweden that would be around 27000kr. I would have to work overtime for 215 days to save the money for that, even though my job in the Czech Republic pays 436.5Kč an hour, and I can save 10% percent of that. My buddy in Japan, bought one for ¥357014.83";
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