blazsmaster
/ scrollUp.html
Created
August 30, 2021 11:33
Simple scroll up script for html websites.
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| <button type="button" id="topButton" onclick="topFunction()">Top</button> | |
| <style> | |
| #topButton { | |
| display: none; | |
| position: fixed; | |
| bottom: 25px; | |
| right: 30px; | |
| z-index: 99; | |
| } | |
| </style> |
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| /** | |
| * @param {Array} array | |
| * @returns {Array} | |
| */ | |
| function shuffleArray(array) { | |
| let currentIndex: number = array.length; | |
| let randomIndex: number; | |
| while (currentIndex !== 0) { | |
| randomIndex = Math.floor(Math.random() * currentIndex); |
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| // YYYY-MM-dd | |
| // using separator - | |
| // https://www.regexpal.com/?fam=104039 | |
| function isDate(value) { | |
| return /([12]\d{3}-(0[1-9]|1[0-2])-(0[1-9]|[12]\d|3[01]))/.test(value) | |
| } | |
| // dd-MM-YYYY | |
| // using separators - or . or / | |
| // https://regexr.com/?346hf |