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very minor grammar fix (#37840)

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Stryyder
2019-11-26 15:53:18 -08:00
committed by Randell Dawson
parent ba415184f6
commit 58444af093
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curriculum/challenges/english/04-data-visualization/data-visualization-with-d3/change-styles-based-on-data.english.md
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@ -8,7 +8,7 @@ forumTopicId: 301479
## Description ## Description
<section id='description'> <section id='description'>
D3 is about visualization and presentation of data. It's likely you'll want to change the styling of elements based on the data. You can use a callback function in the <code>style()</code> method to change the styling for different elements. D3 is about visualization and presentation of data. It's likely you'll want to change the styling of elements based on the data. You can use a callback function in the <code>style()</code> method to change the styling for different elements.
For example, you may want to color a data point blue if has a value less than 20, and red otherwise. You can use a callback function in the <code>style()</code> method and include the conditional logic. The callback function uses the <code>d</code> parameter to represent the data point: For example, you may want to color a data point blue if it has a value less than 20, and red otherwise. You can use a callback function in the <code>style()</code> method and include the conditional logic. The callback function uses the <code>d</code> parameter to represent the data point:
```js ```js
selection.style("color", (d) => { selection.style("color", (d) => {