Test, validate and match regular expressions
Matches door specifications with optional quantity prefix (e.g., '2-' or '(2)-'), size in formats like '26X32', '(2)1234', '1234', feet notation '2'6 3'4', or fractions '1/2', and optional 'DBL' type suffix. Useful for parsing construction documents, door schedules, or building specifications where door sizes and quantities need to be extracted.