jsweber

[在线预览](http://js.jirengu.com/quyew/11/edit) ```html 0:05 / 0:05 ``` ```css html { font-size: 16px; } @media screen and (min-width: 375px) { html { font-size: calc(100% + 2 * (100vw - 375px) / 39);...

[在线演示](http://js.jirengu.com/kegiq/1/edit) ```css body { margin: 0; font-size: 30px; } .container { min-height: 100vh; display: flex; flex-direction: column; justify-content: space-between; } .content { background: #ccc; height: 300px; } .footer { background:...

[性感代码在线预览](https://jsbin.com/wahikeg/edit?html,css,js,output) ```js class Slider{ constructor(v=0){ this.isDraging = false this.init() this.bindClick() this.bindDrag() this.setPercent(v) } init(){ let slider = document.createElement('div') slider.className = 'slider' slider.innerHTML = `` document.body.appendChild(slider) this.slider = slider } bindClick(){...

```js /** * @param {string} content * @return {boolean} 字符是否小于指定长度 */ //第一题 const judgeStrLen = (content, num=140) => { if (typeof content !== 'string' || typeof num !== 'number'){ throw...

[在线预览](http://js.jirengu.com/sezuq/2/edit) ```html Hover 触发active样式 ``` ```css html { font-size: 16px; } @media screen and (min-width: 375px) { html { /* iPhone6的375px尺寸作为16px基准，414px正好18px大小, 600 20px */ font-size: calc(100% + 2 * (100vw...