method Int8Array.fill Private Int8Array.fill(value: number,start?: number,end?: number,): this Changes all array elements from start to end index to a static value and returns the modified array Parameters value: number value to fill array section with optional start: number index to start filling the array at. If start is negative, it is treated as length+start where length is the length of the array. optional end: number index to stop filling the array at. If end is negative, it is treated as length+end. Return Type this