/** * Determine whether a name is a generic name or not. * * @param string $name The name to be validated. * * @return bool */ function isGenericName($name) { // List of generic names to compare against. $genericNames = ['John', 'Jane', 'Doe']; if (in_array($name, $genericNames)) { return true; } return false; }This function accepts a string parameter $name, which is the name to be validated. It then checks if the name is in the predefined list of generic names. If the name is in the list, the function returns true, indicating that it is a generic name. Otherwise, it returns false. Examples of generic names that can be validated using this function include common first names such as John, Jane, and Mary, as well as commonly used generic surnames like Doe, Smith, and Jones. The package library that this function belongs to may vary, but it is commonly found in form validation or input validation libraries in PHP frameworks such as Laravel, Symfony, and CodeIgniter.