// the vhost has this line to define the environment 'SetEnv DEV_ENV development' $suffix = empty($_SERVER['DEV_ENV']) ? '.min' : ''; wp_register_style('my-awesome-plugin', plugins_url("/assets/main{$suffix}.css", __FILE__), false, filemtime( plugin_dir_path( __FILE__ ) . "/assets/main{$suffix}.css" ) ); wp_enqueue_style('my-awesome-plugin'); wp_enqueue_script( 'jquery' ); wp_register_script( 'my-awesome-plugin', plugins_url("/assets/main{$suffix}.js", __FILE__), array('jquery', ), filemtime( plugin_dir_path( __FILE__ ) . "/assets/main{$suffix}.js" ), true); wp_enqueue_script( 'my-awesome-plugin' );