native ArrayPushArray(Array:which, const any:input, size = -1);
Array to copy to the cellarray
If not set, assumes the buffer size is equal to the cellsize. Otherwise, the specified size is used.
- Creates a new item at the end of the cellarray and copies the provided array into it.
The input will be truncated if it is bigger than the cellsize the array was created with.
- Index of the new entry