couldBe() public static méthode

Check if the passed data array could be a KeyboardButton.
public static couldBe ( array $data ) : boolean
$data array
Résultat boolean
 public function testInlineKeyboardButtonCouldBe()
 {
     self::assertTrue(KeyboardButton::couldBe(['text' => 'message']));
     self::assertFalse(KeyboardButton::couldBe(['no_text' => 'message']));
 }