defchararray.py 文件源码

def rfind(self, sub, start=0, end=None):
        """
        For each element in `self`, return the highest index in the string
        where substring `sub` is found, such that `sub` is contained
        within [`start`, `end`].

        See also
        --------
        char.rfind

        """
        return rfind(self, sub, start, end)