Test, validate and match regular expressions
Matches the French text fragment 'commer' followed by 1 to 5 any characters and then ' autour' (French for 'around'), catching phrases like 'commerces autour' or 'commercial autour'. Useful for detecting or extracting mentions of nearby shops and commercial activity in French real estate listings, local search results, or location-based content. The 'g' flag finds every occurrence in the input, while the 'm' flag processes the text line by line.