Syntax

 function ibec_preg_Match(Pattern : string; Subject : string [; Matches : array of variant) : Boolean;

Description

The ibec_preg_Match function searches Subject for a match to the regular expression given in Pattern.

It returns TRUE if a match for Pattern was found in the Subject string, or FALSE if no match was found or an error occurred.

If Matches is specified, then it is filled with the results of the search.

Example

The following example returns a list of all email addresses used in a text file:

    execute ibeblock     returns (
      Email varchar(200))
    as
    begin
      s = ibec_LoadFromFile('C:\SomeData.txt');
      sPattern = '([_a-zA-Z\d\-\.]+@[_a-zA-Z\d\-]+(\.[_a-zA-Z\d\-]+)+)';
      ibec_preg_match(sPattern, s, aEmails);
      foreach (aEmails as Email skip nulls) do
        suspend;
    end

To learn more about the syntax of regular expressions available in IBExpert, please refer to Regular Expressions explained.

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