using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\b(\d+)\s*[Ss][Ff]\b";
string input = @"'other stuff 1000 SF'
'other stuff 1000SF'
a b c 5sf 10sf 12sf
aa 00 1100 fs sf 1sf
1sf.
.1sf?
5sff";
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