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C# equivalent to VB6's Val() function

This is a snippet to mimic VB6's Val() function. It will string all non-numeric characters from a string and return the numeric

Submitted By: PsychoCoder
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Views: 1,455

Language: C#
Last Modified: March 9, 2008
Instructions: Pass the method the string you want to strip. It will return only the numeric values in the provided string. You will need a reference to System.Text.RegularExpressions

Snippet


  1. //Namespace Reference
  2. using System.Text.RegularExpressions;
  3.  
  4. // <summary>
  5. /// Function to mimic the Val() function in legacy VB.
  6. /// </summary>
  7. /// <param name="str">String we want the numeric values from</param>
  8. /// <returns>Integer</returns>
  9. /// <remarks>
  10. /// I chose to go with my own functions because there really
  11. /// isn't an intrinsic method in C# to mimic the Val() function
  12. ///</remarks>
  13. private static int Strip(string value)
  14. {
  15.         string returnVal = string.Empty;
  16.         MatchCollection collection = Regex.Matches(value, "\\d+");
  17.         foreach (Match match in collection)
  18.         {       
  19.                 returnVal += match.ToString();
  20.         }
  21.         return (int)returnVal;
  22. }

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