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Javascript 2022-01-22 19:41:14
addeventlistener js to change style
var button = document.querySelector("button"); button.addEventListener("click", function() { const curColour = document.body.style.backgroundColor; document.body.style.backgroundColor = curColour === 'red' ? 'blue' : 'red'; }); Add solution -
Javascript 2022-01-21 23:55:38
get element in js
//<div id="demo-id"></div> var elem1 = document.getElementById("demo-id"); //<div class="demo-class"></div> var elem2 = document.getElementsByClassName("demo-class"); //<div name="dem... Add solution -
Javascript 2021-11-20 15:09:20
play background music in html jasvascript
<audio src="https://www.bensound.com/bensound-music/bensound-moose.mp3"></audio> <Script> window.addEventListener("DOMContentLoaded", event => { const audio = document.querySelector("audio"); a... Add solution -
Javascript 2021-11-20 07:31:10
react hide element
React circa 2020 In the onClick callback, call the state hook's setter function to update the state and re-render: const Search = () => { const [showResults, setShowResults] = React.useState(false) const onClick = () => setShowResults(true) r... Add solution -
Javascript 2021-11-16 03:41:18
dataform js
var form = document.forms.namedItem("fileinfo"); form.addEventListener('submit', function(ev) { var oOutput = document.querySelector("div"), oData = new FormData(form); oData.append("CustomField", "Donn&eacut... Add solution