poltorrr

<script>
function loadScript(url, callback) {
        let selector = 'script[src*="' + url + '"]';
        if (!document.querySelector(selector)) {
            let script = document.createElement("script");
            script.type = 'text/javascript';

            if (script.readyState) {  //IE
                script.onreadystatechange = function () {
                    if (script.readyState === 'loaded' ||

poltorrr

<?php
/*
 * Resize images dynamically using wp built in functions
 * Victor Teixeira
 *
 * php 5.2+
 *
 * Exemplo de uso:
 * 
 * <?php