using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"([a-zA-Z]+)\s([a-zA-Z]+)";
string substitution = @"\1\2";
string input = @"
1 Agra Achhnera NIL
2 Agra Agra NIL
3 Agra Fatehabad NIL
4 Agra Fatehpur Sikri NIL
5 Agra Jagner NIL
6 Agra Jarar NIL
7 Agra Khairagarh NIL
8 Agra Shamshabad NIL
9 Aligarh Atrauli NIL
10 Aligarh Chharra NIL
11 Aligarh Aligarh 1300.00
12 Aligarh Khair 1300.00
13 Allahabad Allahabad NIL";
Regex regex = new Regex(pattern);
string result = regex.Replace(input, substitution);
}
}
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