Python正则表达式模块re中很多函数都支持一个flag参数,用来对正则表达式进行补充说明,例如 findall(pattern, string, flags=0) match(pattern, string, flags=0) search(pattern, string, flags=0) sub(pattern, repl, string, count=0, flags=0) split(pattern, string, maxsplit=0, flags=0) 本文简单介绍常...