Match words that contain 'k' or 'f' : Regex Match : Regular Expression C# Examples

Match words that contain 'k' or 'f'

    
using  System;
using  System.Text.RegularExpressions;

class  MainClass  {

    private  static  void  DisplayMatches(string  text,string  regularExpressionString)  {
        Console.WriteLine("using  the  following  regular  expression:  "  +regularExpressionString);
        MatchCollection  myMatchCollection  =  Regex.Matches(text,  regularExpressionString);
        foreach  (Match  myMatch  in  myMatchCollection)  {
            Console.WriteLine(myMatch);
        }
    }

    public  static  void  Main()  {
        string  text  ="knife  knock  five";
        
        Console.WriteLine("Matching  words  that  contain  'k'  or  'f'");
        DisplayMatches(text,  @"\S*[kf]\S*");
    }
}
    
   
  
   

Matching words that contain 'k' or 'f'
using the following regular expression: \S*[kf]\S*
knife
knock
five

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