PrependStackToList (“Hello” “Creeper” “World” <-list)

Inserts the contents of the stack at the beginning of L1 (at index 0) and shifts the index of all other elements in the list up by the number of elements on the stack.

createlist ->list
AppendStacktoList ("foo" "bar" <-list)
PrependStackToList ("Hello" "Creeper" "World" <-list)
print (<-list)

⇐ Index