Contents

value(atY:as:)

Returns the data value at the given y position, or nil if the position does not correspond to a valid Y value.

Declaration

func value<P>(atY position: CGFloat, as: P.Type = P.self) -> P? where P : Plottable

Parameters

  • position:

    The position at which to obtain the y data value. It should be relative to the plot.

Return Value

The data value at the given position.