const copyArray = (array = []) => JSON.parse(JSON.stringify(array));
const [contacts, setContacts] = useState(copyArray(data));
const [contactsInput, setContactsInput] = useState(copyArray(data));const params = (new URL(document.location)).searchParams;
const shouldLoadScript = params.get('script'); // 'true'
if (shouldLoadScript) {
const script = document.createElement('script');
script.src = 'https://url.com/script.js';
document.head.append(script)
}function updateForm(event){
event.preventDefault();
}<form action="" onsubmit="updateForm()" method="post">Buffer.from('your img buffer').toString('base64')
window.addEventListener("DOMContentLoaded",function(){
})window.addEventListener('DOMContentLoaded',()=>{
});<script src="" defer></script>
<html>
<head>
<title> Images view </title>
</head>
<body>
<script type="text/javascript">
var images = new Array();
var i = 0;
images[0] = './images/1.jpg';
images[1] = './images/2.jpg';
images[2] = './images/3.jpg';
function viewImages() {
document.getElementById("img_main").src = images[i];
i++;
if (i == images.length) {
i = 0;
}
setTimeout("viewImages()",5000);
}
</script>
<img src="" id="img_main">
<script> viewImages(); </script>
</body>
</html>