Search "FIT" and "UNFIT" as whole word from a text file in c#.

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I want to search for a string from a text file..in c#

I have used

C#

while ((line = file.ReadLine()) != null)
           {

               if (line.Contains("FIT"))
               {
                   Console.WriteLine(counter.ToString() + ": " + line);
               }
                   counter++;
 file.Close();
}

my text file contains "FIT" and "UNFIT"
the above code gives me both the values. but I need "FIT" only

Please help me..

Posted 26-Oct-13 5:44am

srini45

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Thomas Daniels · Accepted Answer · 2013-10-26T05:52:00

Solution 1

You can use a regular expression:

C#

using System.Text.RegularExpressions; // add this at the top of your code file

C#

if (Regex.IsMatch(line, @"\bFIT\b"))
{
    Console.WriteLine(counter.ToSring() + ": " + line);
}

Hope this helps.

Posted 26-Oct-13 5:52am

Thomas Daniels

Comments

BillWoodruff 26-Oct-13 12:22pm

Vote => 5 Nice !

Thomas Daniels 26-Oct-13 12:23pm

Thank you!