The get_option and update_option functions in PHP automatically handle serialization/unserialization for you: https://codex.wordpress.org/Function_Reference/get_option If you need to interface with these functions using JavaScript (assuming JavaScript and not Java, as others have pointed out) you could register an AJAX endpoint that calls these functions for you that you can interface with via JavaScript on the front-end: … Read more
Put dynamic Javascript in header after doing operations
You can add a console.log() to each of your theme and custom scripts. This will print a string in the browser developer console. Start with the bare minimum and work your way up. It is advisable you only use the console.log() on development platforms. Example: console.log(‘this is from script001’);
Change var x = +y + +z; to var x = Number(y) + Number(z); Done~
Put this markup where you would like to before footer. you can put this markup in page editor text mode too. But doing so will remain in that page alone. so place it in template files. Search: <input type=”text” id=”fname” > <a id=”sear” href=”” target=”_blank”>Search</a> write a function and hook it to wp_footer, place the … Read more
Javascript file doesn’t load
You can copy this code to a JS file then enqueue that to wordpress . For Ex : Copy codes to scripts.js in js folder , then in functions.php write : function enqueue_scripts() { wp_register_script(‘scripts’, get_template_directory_uri(). ‘/js/scripts.js’,”, ”, true); wp_enqueue_script(‘scripts’); } add_action( ‘wp_enqueue_scripts’,’enqueue_scripts’ );
I’ll assume the html you posted is a template that is part of a theme or plugin where you can interact with the page loading routines. You do not need to load jQuery, it is already loaded by WordPress. Instead, you should leverage the script loading system. The third parameter in wp_enqueue_script states dependencies: my-app … Read more
Please add below code to bottom of your functions.php, I have replaced with your menu item ID function lidget_popup_link() { ?> <script type=”text/javascript”> jQuery(window).load(function() { var width = “680”, /* Enter popup window width here */ height = “480”, /* Enter popup window height here */ menuItem = “menu-item-140”, /* Enter menu item ID */ … Read more
Can’t change javascript files