Edit file File name : class-option-tab.php Content :<?php /** * WPSEO plugin file. * * @package WPSEO\Admin\Options\Tabs */ /** * Class WPSEO_Option_Tab. */ class WPSEO_Option_Tab { /** * Name of the tab. * * @var string */ private $name; /** * Label of the tab. * * @var string */ private $label; /** * Optional arguments. * * @var array */ private $arguments; /** * WPSEO_Option_Tab constructor. * * @param string $name Name of the tab. * @param string $label Localized label of the tab. * @param array $arguments Optional arguments. */ public function __construct( $name, $label, array $arguments = [] ) { $this->name = sanitize_title( $name ); $this->label = $label; $this->arguments = $arguments; } /** * Gets the name. * * @return string The name. */ public function get_name() { return $this->name; } /** * Gets the label. * * @return string The label. */ public function get_label() { return $this->label; } /** * Retrieves whether the tab needs a save button. * * @return bool True whether the tabs needs a save button. */ public function has_save_button() { return (bool) $this->get_argument( 'save_button', true ); } /** * Retrieves whether the tab hosts beta functionalities. * * @return bool True whether the tab hosts beta functionalities. */ public function is_beta() { return (bool) $this->get_argument( 'beta', false ); } /** * Retrieves whether the tab hosts premium functionalities. * * @return bool True whether the tab hosts premium functionalities. */ public function is_premium() { return (bool) $this->get_argument( 'premium', false ); } /** * Gets the option group. * * @return string The option group. */ public function get_opt_group() { return $this->get_argument( 'opt_group' ); } /** * Retrieves the variable from the supplied arguments. * * @param string $variable Variable to retrieve. * @param string|mixed $default_value Default to use when variable not found. * * @return mixed|string The retrieved variable. */ protected function get_argument( $variable, $default_value = '' ) { return array_key_exists( $variable, $this->arguments ) ? $this->arguments[ $variable ] : $default_value; } } Save