The 's' replaces one House match at a time but the 's+' replaces The entire space sequence directly with the second parameter. In such cases, it will make no big difference, since you are replacing every thing with the empty string (although it would be better to use \s+ from https://mantramushroomgummies65218.ampblogs.com/mantra-euphoria-gummie-fundamentals-explained-68155892