Daur Gamisonia BroFox86
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| const element = document.querySelector(".element"); | |
| const hasHorizontalScrollbar = element.scrollWidth > element.clientWidth; | |
| const hasVerticalScrollbar = element.scrollHeight > element.clientHeight; |
BroFox86
/ snippet.js
Last active
May 30, 2024 11:42
[Throttle function] Throttle resize window event #jsTrick
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| function listenWindowResize() { | |
| let width = window.innerWidth; | |
| let allowReset = true; | |
| window.addEventListener("resize", () => { | |
| if (width === window.innerWidth) { | |
| return; | |
| } | |
| width = window.innerWidth; |
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| let lastScrollY = scrollY || 0; | |
| window.addEventListener("scroll", () => { | |
| if (scrollY > lastScrollY) { | |
| console.log("down scroll"); | |
| } else if (scrollY < lastScrollY) { | |
| console.log("up scroll"); | |
| } | |
| lastScrollY = scrollY; |
BroFox86
/ snippet.html
Created
November 30, 2023 10:47
[Fieldset and legend substitution] #accessibility #html #forms
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| <div role="group" aria-labelledby="groupLabel"> | |
| <span id="groupLabel">Heading</span> | |
| <input type="text"> | |
| <input type="text"> | |
| </div> |
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| if (value.startsWith('34') || value.startsWith('37')) { | |
| return 'americanExpress' | |
| } | |
| if (value.startsWith('62')) { | |
| return 'chinaUnionPay' | |
| } | |
| if (value.startsWith('6011') || value.startsWith('65')) { | |
| return 'DiscoverCard' |
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| function loadImage(src) { | |
| return new Promise((resolve, reject) => { | |
| const image = document.createElement('img') | |
| image.src = src | |
| image.onload = () => resolve(image) | |
| image.onerror = () => reject(new Error(`Load image error: ${src}`)) | |
| }) |
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| <svg | |
| aria-labelledby='logoLabel' | |
| > | |
| <title id='logoLabel'>Brand logo</title> | |
| ... | |
| </svg> |
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| .element-child { | |
| color: black; | |
| } | |
| @-moz-document url-prefix() { | |
| .element-child { | |
| color: pink; | |
| } | |
| } |
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| if (screen && screen.orientation !== null) { | |
| window.screen.orientation.onchange = () => { | |
| switch (screen.orientation.type) { | |
| case "landscape-primary": | |
| console.log("That looks good."); | |
| break; | |
| case "landscape-secondary": | |
| console.log("Mmmh… the screen is upside down!"); | |
| break; | |
| case "portrait-secondary": |
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| <svg className={s.icon} width="100" height="50" version="1.1" xmlns="http://www.w3.org/2000/svg"> | |
| <defs> | |
| <linearGradient id='MyGradient'> | |
| <stop offset='5%' stopColor='#F60' /> | |
| <stop offset='95%' stopColor='#FF6' /> | |
| </linearGradient> | |
| </defs> | |
| <rect width='100' height='50' fill='url(#MyGradient)' /> | |
| </svg> |
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