Home > rc-js-util > ATypedArrayTuple > copyWithin
Returns the this object after copying a section of the array identified by start and end to the same array starting at position target
Signature:
copyWithin(_target: number, _start: number, _end?: number): this;
| Parameter | Type | Description |
|---|---|---|
| _target | number | If target is negative, it is treated as length+target where length is the length of the array. |
| _start | number | If start is negative, it is treated as length+start. If end is negative, it is treated as length+end. |
| _end | number | (Optional) If not specified, length of the this object is used as its default value. |
Returns:
this