OVER
Copies the second topmost item to the top of the stack
Input stack: a b
Output stack: a b a
PumpkinDB> 0x10 0x20 OVER
0x10 0x20 0x10
Allocation
None
Errors
EmptyStack error if there are less than two items on the stack
Tests
works : 1 2 OVER 3 WRAP [1 2 1] EQUAL?.
requires_two_items_0 : [OVER] TRY UNWRAP 0x04 EQUAL?.
requires_two_items_1 : [1 OVER] TRY UNWRAP 0x04 EQUAL?.