bmvpdxl

// https://juejin.im/post/5cc55eb5e51d456e577f93f0

// 随机更改数组元素顺序，混淆数组
const shuffleArr = (arr) => arr.slice().sort(() => Math.random() - 0.5)


// 方便快捷创建特定大小的数组
const createArr = (n) => [...Array(n).keys()]
// 3 --> [0, 1, 2]

gaborpinterweb

// Forked from https://codepen.io/gapcode/pen/vEJNZN

// Get IE or Edge browser version
var version = detectIE();

if (version === false) {
  document.getElementById('result').innerHTML = '<s>IE/Edge</s>';
} else if (version >= 12) {
  document.getElementById('result').innerHTML = 'Edge ' + version;
} else {

samthor

// UPDATE: In 2023, you should probably stop using this! The narrow version of Safari that
// does not support `nomodule` is probably not being used anywhere. The code below is left
// for posterity.

/**
 * Safari 10.1 supports modules, but does not support the `nomodule` attribute - it will
 * load <script nomodule> anyway. This snippet solve this problem, but only for script
 * tags that load external code, e.g.: <script nomodule src="nomodule.js"></script>
 *
 * Again: this will **not** prevent inline script, e.g.:

sadikaya

Go to File -> Settings -> Tools -> Terminal and change Shell path based on the the installed git version.

for 64bit:

"C:\Program Files\Git\bin\sh.exe" --login -i

for 32bit:

"C:\Program Files (x86)\Git\bin\sh.exe" --login -i

jtsternberg

/**
 * Detects if two elements are colliding
 *
 * Credit goes to BC on Stack Overflow, cleaned up a little bit
 *
 * @link http://stackoverflow.com/questions/5419134/how-to-detect-if-two-divs-touch-with-jquery
 * @param $div1
 * @param $div2
 * @returns {boolean}
 */

jjmu15

// Determine if an element is in the visible viewport
function isInViewport(element) {
  var rect = element.getBoundingClientRect();
  var html = document.documentElement;
  return (
    rect.top >= 0 &&
    rect.left >= 0 &&
    rect.bottom <= (window.innerHeight || html.clientHeight) &&
    rect.right <= (window.innerWidth || html.clientWidth)
  );