numpy.char.rfind

char. rfind ( a, sub, start=0, end=None ) [source]

For each element in a, return the highest index in the string where substring sub is found, such that sub is contained within [start, end].

Calls str.rfind element-wise.

Parameters

a array-like of str or unicode

sub str or unicode

start, end int, optional

Optional arguments start and end are interpreted as in slice notation.

Returns

out ndarray

Output array of ints. Return -1 on failure.

See also

str.rfind