You can find the selectors by inspecting the Select2 control with the Chrome DevTools. Then use this file to apply custom CSS rules. The WordPress hook for enqueueing scripts and stylesheets meant to be used for your admin dashboard is called adminenqueuescripts. It provides a single parameter, hooksuffix, that informs the current admin page. Despite the name, it is used for enqueuing both scripts and styles. Default: '' deps string Optional An array of registered stylesheet handles this stylesheet depends on. Use get currentscreen ()->id to get the current screen id of pages where you want to enqueue your custom script. Ive suddenly had an issue that neither adminenqueuescripts or wpregisterscript are working properly, they were working fine for a while but suddenly stopped working. adminenqueuescripts is the proper hook to use when enqueuing scripts and styles that are meant to be used in the administration panel. src string Optional Full URL of the stylesheet, or path of the stylesheet relative to the WordPress root directory. Each of these areas uses a specific hook to enqueue scripts to use in that area. WPDependencies::enqueue () Top Parameters handle string Required Name of the stylesheet. Wp_enqueue_style( 'select2-custom-css', '/wp-content/plugins/select-2-tutorial/select2-custom.css', array()) There are three different areas that a developer can enqueue scripts for the first is the client side, the second is the admin side and the third is the login pages. When the style of Select2 control is important, add a stylesheet to the WordPress back-end. function admin_enqueue_scripts_callback(), Please note that I loaded the resources from a CDN in the example below, but you can use local resources by downloading all the files from the Select 2 GitHub repository. In a WordPress plugin or a custom theme, you can use the admin_enqueue_scripts action hook to add the resources required to enable Select2. Recently we used this library multiple times to create well-styled and searchable select boxes in our WordPress plugins, so I decided to write an article on this subject. The first hook is intended for loading scripts and stylesheets that affect the frontend of the site, while the second is for those affecting the admin dashboard.Select2 is a JavaScript library used to create an enhanced replacement of the select element displayed by the browser. For the login screen, use the loginenqueuescripts action hook. To call it on the administration screens, use the adminenqueuescripts action hook. adminenqueuescripts is the proper hook to use when enqueuing scripts and styles that are meant to be used in the administration panel. WordPress Development Stack Exchange is a question and answer site for WordPress developers and administrators. You may also want to create a submenu page which will be slightly different. It would be beneficial if the WP team added an adminenqueuescripts- (hookname) hook though. This code will add a top level menu item 'My Admin Page', which will display the HTML returned by the callback 'adminpagehtml'. the Codex for adminprintscripts () states ' adminprintscripts should not be used to enqueue styles or scripts.' The answer by TomAuger is actually the correct one, although not optimal. The second represents the use of the add_action function which hooks on one of the two default WordPress script and stylesheet loading hooks – wp_enqueue_scripts and admin_enqueue_scripts. The function should be called using the wpenqueuescripts action hook if you want to call it on the front-end of the site, like in the examples above. When I'm building a plugin with an admin panel, I like to only enqueue my scripts and styles on that page. The first piece is a function that enqueues the file with the use of wp_enqueue_script and wp_enqueue_style. The code snippet contains two distinct pieces of code. and take a note that we’re using the wpenqueuescripts hook here, which loads the script into your theme. You can combine register and conditional loading by leaving out the style / script parts in the register and load the according fontend files with enqueueblockassets as in the code above. You need to insert it into the functions.php file of your parent or child theme or inside a plugin file, depending on the location of your custom script/stylesheet file. Afterward, create a snippet of code that enqueues the file. Then, place the file either inside your theme or plugin directory. First, you need to create a separate file for your code. Now that we’ve come to grips with what enqueueing and hooks are, we can move on to adding scripts and stylesheets to WordPress.
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