andre/30-seconds-of-code
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Angelos Chalaris
2017-12-17 13:01:31 +02:00
parent 5c7f273100
commit 91a2d15b48
1 changed files with 4 additions and 4 deletions
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README.md
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@ -605,7 +605,7 @@ const unique = arr => [...new Set(arr)];
Use `scrollY`, `scrollHeight` and `clientHeight` to determine if the bottom of the page is visible.
```js
const bottomVisible = _ =>
const bottomVisible = () =>
document.documentElement.clientHeight + window.scrollY >= document.documentElement.scrollHeight || document.documentElement.clientHeight;
// bottomVisible() -> true
```
@ -617,7 +617,7 @@ const bottomVisible = _ =>
Use `window.location.href` to get current URL.
```js
const currentUrl = _ => window.location.href;
const currentUrl = () => window.location.href;
// currentUrl() -> 'https://google.com'
```
@ -678,7 +678,7 @@ Get distance from top using `document.documentElement.scrollTop` or `document.bo
Scroll by a fraction of the distance from top. Use `window.requestAnimationFrame()` to animate the scrolling.
```js
const scrollToTop = _ => {
const scrollToTop = () => {
const c = document.documentElement.scrollTop || document.body.scrollTop;
if (c > 0) {
window.requestAnimationFrame(scrollToTop);
@ -1499,7 +1499,7 @@ const getUrlParameters = url =>
Use `crypto` API to generate a UUID, compliant with [RFC4122](https://www.ietf.org/rfc/rfc4122.txt) version 4.
```js
const uuid = _ =>
const uuid = () =>
([1e7] + -1e3 + -4e3 + -8e3 + -1e11).replace(/[018]/g, c =>
(c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
);