Function: popElement

Removes and returns the last element of a list. Returns null if performed on an empty list.

Syntax

popElement(array)

Examples

popElement([2,0,1])

popElement() returns the value 1 and removes this element from the list, leaving [2,0].

$discountFilter = ifNull($discountFilterId, _NULL, popElement($discountFilters)

popElement() returns the discount filter from the end of the list of filters, then removes this filter from the list.

See Also

• Functions