print('a b c'.split(' ')) print(re.split(r's+','a b c')) print(re.split(r'[s\,;]+', 'a,b;; c d')) # 注意+号的位置#输出: # ['a', 'b', '', '', 'c'] # ['a', 'b', 'c'] # ['a', 'b', 'c', 'd']