$chart = new Highchart(Highchart::HIGHSTOCK); $chart->chart->renderTo = "container"; $chart->chart->alignTicks = false; $chart->rangeSelector->selected = 1; $chart->title->text = "AAPL Stock Volume"; $chart->series[] = array( 'type' => "column", 'name' => "AAPL Stock Price", 'data' => new HighchartJsExpr("data"), 'dataGrouping' => array( 'units' => array( array( "week", array( 1 ) ), array( "month", array( 1, 2, 3, 4, 6 ) ) ) ) );