摘要: >>> s = '2.03-4.0'>>> b = re.search('[\d\.\d]+',s)>>> b.group()'2.03'>>> s = '3+2.03-4.0'>>> b = re.search('[\d\.\d]+',s)>>> b.group()'3'>>> 阅读全文
posted @ 2016-04-27 15:10 zhming 阅读(337) 评论(0) 推荐(0) 编辑