expression isn't
an
element
of
list
The isn't an element of
operator evaluates to true
if none of the elements of the given list are equal to the given expression. If any of the elements of the given list are equal to the given expression, the isn't an element of
operator evaluates to false
.
Equality is determined as specified for the =
operator. For a stricter definition of equality (as specified for the ===
operator), see op:is not precisely an element of
.
is not an element in
, is not an element of
, isn't an element in
is an element of
, is precisely an element of
, is not precisely an element of