/listing-18-1.php
Created Dec 14, 2018
WordPress 5 Plugin: WH_Hello_World
| <?php | |
| /** | |
| * @package WH_Hello_World | |
| * @version 1.0.0 | |
| */ | |
| /* | |
| Plugin Name: WH Hello World | |
| Plugin URI: https://wordpress-handbuch.com | |
| Description: Testausgabe in Front- und Backend | |
| Author: Richard Eisenmenger | |
| Version: 1.0.0 | |
| Author URI: https://richard-eisenmenger.com | |
| */ | |
| function hello_world() { | |
| echo "<script>alert('Hallo Welt!');</script>\n"; | |
| } | |
| add_action( 'admin_head', 'hello_world' ); | |
| add_action( 'wp_head', 'hello_world' ); |
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