Type Property 型プロパティ

throughputKey

A key with a corresponding value that indicates the speed of data processing, in bytes per second.

Declaration 宣言 

static let throughputKey: ProgressUserInfoKey

Discussion 議論

If present, the autogenerated localizedAdditionalDescription uses the value to provide a string that presents more information.

See Also 参照

Using General Keys

static let estimatedTimeRemainingKey: ProgressUserInfoKey
A key with a corresponding value that represents the time remaining, in seconds.