// Some intelligent defaults for a date x-axis.
this.attrs_.axes.x.valueFormatter = Dygraph.dateString_;
this.attrs_.axes.x.axisLabelFormatter = Dygraph.dateAxisFormatter;
// Some intelligent defaults for a date x-axis.
this.attrs_.axes.x.valueFormatter = Dygraph.dateString_;
this.attrs_.axes.x.axisLabelFormatter = Dygraph.dateAxisFormatter;