wp_default_editor(): string

3801function wp_default_editor() {3802	$r = user_can_richedit() ? 'tinymce' : 'html'; // Defaults.3803	if ( wp_get_current_user() ) { // Look for cookie.3804		$ed = get_user_setting( 'editor', 'tinymce' );3805		$r  = ( in_array( $ed, array( 'tinymce', 'html', 'test' ), true ) ) ? $ed : $r;3806	}3807 3808	/**3809	 * Filters which editor should be displayed by default.3810	 *3811	 * @since 2.5.03812	 *3813	 * @param string $r Which editor should be displayed by default. Either 'tinymce', 'html', or 'test'.3814	 */3815	return apply_filters( 'wp_default_editor', $r );3816}