相关疑难解决方法(0)

Python中是否有一种快速的方法来替换字符串,但是从头开始,而不是从头开始replace？例如:

>>> def rreplace(old, new, occurrence)
>>>     ... # Code to replace the last occurrences of old by new

>>> '<div><div>Hello</div></div>'.rreplace('</div>','</bad>',1)
>>> '<div><div>Hello</div></bad>'