30-seconds-of-code
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A collection of useful JavaScript snippets.
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Markdown
### setStyle
Sets the value of a CSS rule for the specified element.
Use `element.style` to set the value of the CSS rule for the specified element to `val`.
```js
const setStyle = (el, ruleName, val) => (el.style[ruleName] = val);
```
```js
setStyle(document.querySelector('p'), 'font-size', '20px'); // The first <p> element on the page will have a font-size of 20px
```