Youtube.svelte

<script>
 export let url;
 export let width = 560;
 export let height = 315;
 const regex = /https:\/\/www\.youtube\.com\/watch\?v=([a-zA-Z0-9]*)/;
 let id;
 const found = url.match(regex);
 if(found) {
		 [, id] = found;
 }
</script>
<iframe width={width} height={height} src="https://www.youtube.com/embed/{id}" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>