using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @">\K(?=[0.]*[1-9])\d+(?:\.\d+)?+\h+Dollar(?=<)";
string input = @">0 Dollar</span
>0.01 Dollar</span
>0.00 Dollar</span
>50.00 Dollar</span
>50.00 Test</span
>1 Test</span
>0 Test</span
It does work for >0 Dollar</span >0.00 Dollar</span >0.01 Dollar</span >50.00 Dollar</span
>50.0 Dollar</span
>50. Dollar</span
>0.0 Dollar</span
>00000.00 Dollar</span
>00 Dollar</span
>50.91 Dollar</span
>50.00001234 Dollar</span";
RegexOptions options = RegexOptions.Multiline;
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