Options for Performance.measure when using the options-object form.

Fields

@:optionaloptionalstart:Null<EitherType<String, Float>>

Timestamp to be used as the start time, or a string identifying a previously recorded mark.

@:optionaloptionalend:Null<EitherType<String, Float>>

Timestamp to be used as the end time, or a string identifying a previously recorded mark.

@:optionaloptionalduration:Null<Float>

Duration between start and end times.

@:optionaloptionaldetail:Null<Dynamic>

Additional optional detail to include with the measure.