JSFiddle - React, Tailwind, and code Playground

by iii l

HTML

<div class="qq-upload-success"></div>
<div class="qq-upload-success"><img src="http://placehold.it/100x50" alt=""></div>
<div class="qq-upload-success"><img src="http://placehold.it/100x50" alt=""></div>
<div class="qq-upload-success"></div>
<div class="qq-upload-success"><img src="http://placehold.it/100x50" alt=""></div>

JavaScript

var qqus = $(".qq-upload-success"),
        qqusn = [],
        qqusl = qqus.length,
        i = 0,
        j = 0;
    while (i < qqusl) {
        if (!$(qqus[i]).children('img').length) {
            qqusn[j] = qqus[i];
            j++;
        }
        i++;
    }
$('<img src="http://placehold.it/100x50/456987" alt="">').prependTo(qqusn);