What is tooltip in Highcharts?

What is tooltip in Highcharts?

The tooltip appears when hovering over a point in a series. By default the tooltip shows the values of the point and the name of the series. For the full set of options available for the tooltip, see the API reference.

How do I show data labels in Highcharts?

overflow: Highcharts. To display data labels outside the plot area, set crop to false and overflow to “allow” .

How do I format in Highcharts?

format: string For example, you can use {text} to insert the default formatted text. The recommended way of adding units for the label is using text , for example {text} km . To add custom numeric or datetime formatting, use {value} with formatting, for example {value:. 1f} or {value:%Y-%m-%d} .

How display no data available message in Highcharts?

To show ‘no data’ message on a pie chart, you need to remove data from a chart. Also, the ‘no data’ feature requires the file no-data-to-display. js to be loaded in the page. If you want to show some kind of info when data is hidden, you can add custom text with Chart.

How do you get data labels above columns?

On the Layout tab, in the Labels group, click Data Labels, and then click the display option that you want. Depending on the chart type that you used, different data label options will be available.

What is a no data text?

The “No Data Message” feature allows you to display text, style or hide the empty space of a nested data item, which data source returns no records.

How do I hide legend Highcharts?

Enable or disable the legend. There is also a series-specific option, showInLegend, that can hide the series from the legend. In some series types this is false by default, so it must set to true in order to show the legend for the series.

How do I remove a Highchart watermark?

Highchart by default puts a credits label in the lower right corner of the chart. This can be removed using credits option in your chart settings. will remove the highcharts.com logo.

How do you implement tooltips?

Basic Tooltip HTML: Use a container element (like ) and add the “tooltip” class to it. When the user mouse over this , it will show the tooltip text. The tooltip text is placed inside an inline element (like ) with class=”tooltiptext” .

How to format a tooltip in Highcharts JS?

formatter: Highcharts.TooltipFormatterCallbackFunction Callback function to format the text of the tooltip from scratch. In case of single or shared tooltips, a string should be returned. In case of split tooltips, it should return an array where the first item is the header, and subsequent items are mapped to the points.

How to enable or disable animation on Highcharts?

These pages outline the chart configuration options, and the methods and properties of Highcharts objects. Feel free to search this API through the search bar or the navigation tree in the sidebar. Options for the tooltip that appears when the user hovers over a series or point. Enable or disable animation of the tooltip. Defaults to true.

When to use the name of a symbol in Highcharts?

The name of a symbol to use for the border around the tooltip header. Applies only when tooltip.split is enabled. Custom callbacks for symbol path generation can also be added to Highcharts.SVGRenderer.prototype.symbols the same way as for series.marker.symbol.

How to format a tooltip for a cluster?

The cluster tooltip can be also formatted using tooltip.formatter callback function and point.isCluster flag. Defaults to undefined. Format tooltip for cluster points.