include_once 'path/to/better-wordpress-admin-api/framework/init.php';

// page details $page_args = [ 'menu_name' => 'Your Page', // page slug 'id' => 'your-page-id', // automatically prefix all field ids 'prefix' => 'your_prefix_', // use "parent" parameter to create as a sub-menu //'parent' => 'themes.php', // more options... //'icon' => 'dashicons-admin-post', //'position' => 10, //'capability' => 'manage_options', ]; // create the page $your_page = wp_create_admin_page( $page_args ); // add fields // field details $field_args = [ 'type' => 'text', 'id' => 'your_text_field', 'label' => 'Your Text field', 'desc' => 'Your field description. **You can use markdown here**.', 'props' => [ // optional tag properties 'placeholder' => 'type something...' ], //'default' => 'hello world', ]; // creates a text field $your_page->add_field( $field_args );

// get your page instance $your_page = wp_get_page_instance( 'your-page-id' ); // get a field value $your_text_value = $your_page->get_field_value( 'your_text_field' ); // or with your prefix used above on $page_details (but it is not necessary) $your_text_value = $your_page->get_field_value( 'your_prefix_your_text_field' ); // or just put all together $your_text_value = wp_get_page_field_value( 'your-page-id', 'your_text_field' );