Element at¶

Observable.element_at(index)¶

Returns the element at a specified index in a sequence.

Example: res = source.element_at(5)

Keyword arguments: :param int index: The zero-based index of the element to retrieve.

Returns:	An observable sequence that produces the element at the

specified position in the source sequence. :rtype: Observable

Observable.element_at_or_default(index, default_value=None)¶

Returns the element at a specified index in a sequence or a default value if the index is out of range.

Example: res = source.element_at_or_default(5) res = source.element_at_or_default(5, 0)

Keyword arguments: index – {Number} The zero-based index of the element to retrieve. default_value – [Optional] The default value if the index is outside

the bounds of the source sequence.

Returns an observable {Observable} sequence that produces the element at

the specified position in the source sequence, or a default value if the index is outside the bounds of the source sequence.