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Isabelle Viktoria Maciohsek
2020-10-22 20:23:47 +03:00
parent 3936a1d3b8
commit aedcded750
70 changed files with 185 additions and 101 deletions
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9
snippets/elementContains.md
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@ -9,10 +9,13 @@ Checks if the `parent` element contains the `child` element.
- Use `Node.contains()` to check if the `parent` element contains the `child` element.
```js
const elementContains = (parent, child) => parent !== child && parent.contains(child);
const elementContains = (parent, child) =>
parent !== child && parent.contains(child);
```
```js
elementContains(document.querySelector('head'), document.querySelector('title')); // true
elementContains(document.querySelector('body'), document.querySelector('body')); // false
elementContains(document.querySelector('head'), document.querySelector('title'));
// true
elementContains(document.querySelector('body'), document.querySelector('body'));
// false
```