Uint8Array.copyWithin method | globals module | Bun

Returns the this object after copying a section of the array identified by start and end to the same array starting at position target

If target is negative, it is treated as length+target where length is the length of the array.

If start is negative, it is treated as length+start. If end is negative, it is treated as length+end.

If not specified, length of the this object is used as its default value.