How to use add_action(‘wp_ajax_[action name]’,…) for a specific page with condition?

As foo is a static function you don’t need to specify the object, so you can use it outside the condition to correctly load it like this : public function __construct(){ if( isset( $_GET[“page”] ) && $_GET[“page”] === ‘edit-foo’ ){ add_action( ‘admin_init’, array($this, ‘init’) ); } add_action(‘wp_ajax_foo’,array( ‘MyPlugin/Classes/MyClassWithFooFunction’, ‘foo’ ) ); } init(){ … <- … Read more