What is a shortcode in WordPress, and how is it used?

Shortcodes are small code snippets like that simplify embedding complex content into posts or pages. They provide quick, reusable functionality.

// Custom shortcode to display a message
function custom_message_shortcode() {
    return "Welcome to my website!";
}
add_shortcode('custom_message', 'custom_message_shortcode');
  • Usage in a page or post: [custom_message]