--- id: 5e7b9f0b0b6c005b0e76f06f title: '正則表達式:匹配和提取數據' challengeType: 11 videoId: LaCZnTbQGkE bilibiliIds: aid: 975629041 bvid: BV1i44y1b7hE cid: 414167130 dashedName: regular-expressions-matching-and-extracting-data --- # --question-- ## --text-- 該程序會打印出什麼? ```python import re s = 'A message from csev@umich.edu to cwen@iupui.edu about meeting @2PM' lst = re.findall('\\S+@\\S+', s) print(lst) ``` ## --answers-- ['csev@umich.edu', 'cwen@iupui.edu'] --- ['csev@umich.edu'] --- ['umich.edu', 'iupui.edu'] --- ['csev@', 'cwen@'] ## --video-solution-- 1