move
Returns the #GSequenceIter which is @delta positions away from @iter. If @iter is closer than -@delta positions to the beginning of the sequence, the begin iterator is returned. If @iter is closer than @delta positions to the end of the sequence, the end iterator is returned.
Return
a #GSequenceIter which is @delta positions away from @iter
Since
2.14
Parameters
delta
A positive or negative number indicating how many positions away from @iter the returned #GSequenceIter will be