using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"\b(price|rs)?\s*(\d+[\s\d.]*\s*?(pkg|k|m|(?:la(?:c|kh|k)|crore|cr)s?|l)\b\.?)";
string input = @"This should matchprice 5.6 lacincluding price(i.e price 5.6 lac) and rs 56 m. including rs (i.e rs 56 k rs 56 m) .
It will match normally if there is no price or rs written for example or 56 k or 8.8 crs. are correct matching.
It should not match5.6 lac (Should not match eitherrs 6 lac asas there is no spaces before 5.6
";
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