Zero, one, or many values of type T.
T
Models a value that may be absent (undefined), singular (a bare T), or plural (a T[]), letting an API accept flexible input that some normalises into an array.
undefined
T[]
The type of the contained values
Zero, one, or many values of type
T.Models a value that may be absent (
undefined), singular (a bareT), or plural (aT[]), letting an API accept flexible input that some normalises into an array.