Class type Chartjs.majorTicks
The majorTick configuration is nested under the ticks configuration in the major
key. It defines options for the major tick marks that are generated by the axis. Omitted options are inherited from ticks configuration. These options are disabled by default.
method callback : 'a tick_cb Js_of_ocaml.Js.prop
Returns the string representation of the tick value as it should be displayed on the chart.
method fontColor : Color.t Js_of_ocaml.Js.t Js_of_ocaml.Js.optdef_prop
Font color for tick labels.