I notice your usage of “photos”, but I don’t see the variable being declared anywhere… At least, inside the main function (since it won’t be global), declare your photos var: var photos = []; Aditionally, like Chris says, always check if the var is defined. 🙂 Source: https://stackoverflow.com/a/17748905/2599797 if (photos) // Simple if (typeof(photos) != … Read more
Pretty sure something is wrong with your WordPress core files. Try re-installing the WordPress. Here’s how you can do it without losing your existing site data. Keep the wp-content folder and wp-config.php file in a safe place. And delete everything else from your wordpress installation directory. Download WordPress From https://wordpress.org/download/ Extract all files. And Replace … Read more
You get to the size of elements, which is 1. However, if your array has only one element, which is the case for 1-digit numbers, then sizeof($_array) === 1. Which means that the biggest possible index you can use is 0. You need to change your code to something like this: <?php for ($num = … Read more
To diagnose a load-intensive (either CPU cycles or memory) Plugin, start by deactivating all Plugins. Ensure that, with no Plugins active, you do not observe the same issues. If you observe the same issues with all Plugins deactivated, then the problem is somewhere else, either with your Theme, your database, or your server configuration. If … Read more