python 替换字符串的方法replace()、正则re.sub()

一、replace()函数
1用字符串本身的replace方法:

a = 'hello word'
b = a.replace('word','python')
print b
 
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二、re.sub()

import re
a = 'hello word'
strinfo = re.compile('word')
b = strinfo.sub('python',a)
print b

 
 

转载于:https://www.cnblogs.com/jfdwd/p/11457986.html

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