javaScript ожидайте загрузки изображения
<!-- new Image(); -->
<script>
const image = new Image();
// make sure onload is set before src is set
image.onload = function() {
console.log("Image loaded:", image.src);
};
image.src = "image url";
</script>
<!-- <img> -->
<img id="img" src="image url"></img>
<script>
const img = document.getElementById("img");
img.onload = function() {
console.log("Image loaded:", img.src);
};
</script>
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