Генерим описания к картинкам из ихнего альта

HTML

<div class="ty-product-variant-image ty-clear-both">  
    <img class="ty-pict  product-variant-image-selected ty-product-options__image   cm-image" id="det_img_variant_image_21464_17076_26526" src="https://liki.studio/images/thumbnails/50/50/variant_image/125/white.jpg" alt="БЕЛЫЙ" title="БЕЛЫЙ" onclick="fn_set_option_value('21464', '17076', '26526'); void(0);"> 
    </div>

JavaScript

jQuery(document).ready(function($) {
	$('.ty-product-variant-image img').each(function() {
		var $this = $(this);
		if ($this.attr('alt')) {
			$this.replaceWith(function() {
				return '<div class="product-variant-image-selected ty-product-options__image"><img src="'+$this.attr('src')+'"><div class="img-descr">'+$this.attr('alt')+'</div></div>';
			});
		};
	});
});