Adding code to head to all pages manually
You might use the wp_head action, That is triggered within the section of the user’s template by the wp_head() function. add_action(“wp_head”, “hook_js”); function hook_js() { if(is_home() || is_front_page(){ $output=”<script> alert(‘Page is loading…’); </script>”; echo $output; } } Note that is better to add style and script with the action wp_enqueue_scripts and then enqueue and register … Read more