Copies part of the source array to the target array.
Syntax: ArrayCopy (Source Array, Source Start, Count, Target Array, Target Start)
Source Array - The items will be copied from this array.
Source Start - The first item that will be copied.
Count - Number of items to copy.
Target Start - The position in the target of the first copied item.
Example:
ArrayCopy (buffer(), 0, ArrayLen (buffer()), target(), 0)