str.
rindex
Return highest indexes in each strings where the substring is fully contained between [start:end].
This is the same as str.rfind() except instead of returning -1, it raises a ValueError when the substring is not found. Equivalent to standard str.rindex().
str.rfind()
str.rindex()
Substring being searched.
Left edge index.
Right edge index.
Series of highest matching indexes.
Examples
>>> s = ps.Series(['apple', 'oranges', 'bananas'])
>>> s.str.rindex('a') 0 0 1 2 2 5 dtype: int64
The following expression throws an exception:
>>> s.str.rindex('a', start=2)