Update 01-Chart-Configuration.md

Fix an anchor link.
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Chun-Yi Liu 2016-09-08 18:23:31 -05:00 committed by GitHub
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@ -211,7 +211,7 @@ The tooltip configuration is passed into the `options.tooltips` namespace. The g
Name | Type | Default | Description
--- | --- | --- | ---
enabled | Boolean | true | Are tooltips enabled
custom | Function | null | See [section](#chart-configuration-custom-tooltips) below
custom | Function | null | See [section](#advanced-usage-external-tooltips) below
mode | String | 'single' | Sets which elements appear in the tooltip. Acceptable options are `'single'`, `'label'` or `'x-axis'`. <br>&nbsp;<br>`single` highlights the closest element. <br>&nbsp;<br>`label` highlights elements in all datasets at the same `X` value. <br>&nbsp;<br>`'x-axis'` also highlights elements in all datasets at the same `X` value, but activates when hovering anywhere within the vertical slice of the x-axis representing that `X` value.
itemSort | Function | undefined | Allows sorting of [tooltip items](#chart-configuration-tooltip-item-interface). Must implement at minimum a function that can be passed to [Array.prototype.sort](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/sort). This function can also accept a third parameter that is the data object passed to the chart.
backgroundColor | Color | 'rgba(0,0,0,0.8)' | Background color of the tooltip