Function popFirst [src]
Remove and return the first node in the list.
Returns:
A pointer to the first node in the list.
Prototype
pub fn popFirst(list: *DoublyLinkedList) ?*Node Parameters
list: *DoublyLinkedList Source
pub fn popFirst(list: *DoublyLinkedList) ?*Node {
const first = list.first orelse return null;
list.remove(first);
return first;
}