Alessia Li SuperAL
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| // 参考：https://stackoverflow.com/questions/6937863/json-stringify-so-that-arrays-are-on-one-line | |
| // 元素皆为原始类型的数组不换行 | |
| // 举例说明：元素皆为原始类型的数组格式化为 | |
| // a: [1, 2, 3] | |
| // 而不是 | |
| // a: [ | |
| // 1, | |
| // 2, | |
| // 3 | |
| // ] |
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| // 链接：https://www.zhihu.com/question/31636244/answer/52835780 | |
| // 来源：知乎 | |
| async function test() { | |
| console.log('Hello') | |
| await sleep(1000) | |
| console.log('world!') | |
| } | |
| function sleep(ms) { |
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| // Reference：https://github.com/jkchao/blog/issues/8 | |
| function getType (val) { | |
| const str = Object.prototype.toString.call(val) | |
| return /^\[object (.*)\]$/.exec(str)[1] | |
| } |
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| class MyComp extends Component { | |
| // default state | |
| state = { fetching: 0 } | |
| componentWillMount() { | |
| // Setting state here won't trigger re-render | |
| this.setState({ fetching: 1 }); | |
| } |
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| // use: setParam('...?a=2&b=4', 'a', 3); | |
| function setParam(uri, key, val) { | |
| return uri | |
| .replace(new RegExp("([?&]"+key+"(?=[=&#]|$)[^#&]*|(?=#|$))"), "&"+key+"="+encodeURIComponent(val)) | |
| .replace(/^([^?&]+)&/, "$1?"); | |
| } |
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| /** | |
| * numberWithCommas 数字千分位逗号处理 | |
| * @param {Number} x - 需要处理的数字 | |
| * @return {String} - 处理后的数字 | |
| */ | |
| export default function numberWithCommas(x) { | |
| if (!x) { | |
| return '--'; | |
| } | |
| let parts = x.toString().split("."); |
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| /* | |
| Lazy Loading Images | |
| https://css-tricks.com/snippets/javascript/lazy-loading-images/ | |
| */ | |
| function loadImage (el, fn) { | |
| var img = new Image() | |
| , src = el.getAttribute('data-src'); | |
| img.onload = function() { | |
| if (!! el.parent) |
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| // stackoverflow: https://stackoverflow.com/a/2627493/6339408 | |
| var oneDay = 24*60*60*1000; // hours*minutes*seconds*milliseconds | |
| var firstDate = new Date(2008,01,12); | |
| var secondDate = new Date(2008,01,22); | |
| var diffDays = Math.round(Math.abs((firstDate.getTime() - secondDate.getTime())/(oneDay))); // -> 10 |
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| // seconds to hh:mm:ss | |
| // use: alert("5678".toHHMMSS()); | |
| String.prototype.toHHMMSS = function () { | |
| var sec_num = parseInt(this, 10); // don't forget the second param | |
| var hours = Math.floor(sec_num / 3600); | |
| var minutes = Math.floor((sec_num - (hours * 3600)) / 60); | |
| var seconds = sec_num - (hours * 3600) - (minutes * 60); | |
| if (hours < 10) {hours = "0"+hours;} | |
| if (minutes < 10) {minutes = "0"+minutes;} | |
| if (seconds < 10) {seconds = "0"+seconds;} |
SuperAL
/ setElementMinHeight.js
Created
August 15, 2017 09:41
set element min-height based on body height
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| $(function(){ | |
| var minHeight = document.body.offsetHeight; | |
| document.getElementById("main").style.minHeight = minHeight+'px'; | |
| document.getElementById("sidebar").style.minHeight = minHeight+'px'; | |
| }) |
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