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