正则表达式

Posted 2020-10-24 saolv

1 import re
2 m = re.search(‘[0-9]‘,‘ab45cf‘)
3 print(m.group(0))#4.完全匹配用match
4 str = re.sub(‘[0-9]‘, ‘f‘, ‘df34gg‘)
5 print str#dfffgg
6 m = re.findall(‘[0-9]‘,‘54dgg5t‘)
7 print m
8 m = re.split(‘[0-9]‘,‘dgg55t‘)
9 print m

4

dfffgg

[‘5‘, ‘4‘, ‘5‘]

[‘dgg‘, ‘‘, ‘t‘]