note 92637 added to language.oop5.abstract

The person - student - employee is the classic example where the interfaces are more appropriate. It is true that students, and employees are persons, but a person can be both a student, and an employee. <?php class Person { // Properties for Person objects. } interface IStudent { // ... } interface IEmployee { // ... } class Student implements IStudent extends Person { // ... } class StudentEmployee implements IStudent, IEmployee extends Person { // ... } ---- Server IP: 69.147.83.197 Probable Submitter: 24.45.200.143 ---- Manual Page -- http://www.php.net/manual/en/language.oop5.abstract.php Edit -- https://master.php.net/note/edit/92637 Del: integrated -- https://master.php.net/note/delete/92637/integrated Del: useless -- https://master.php.net/note/delete/92637/useless Del: bad code -- https://master.php.net/note/delete/92637/bad+code Del: spam -- https://master.php.net/note/delete/92637/spam Del: non-english -- https://master.php.net/note/delete/92637/non-english Del: in docs -- https://master.php.net/note/delete/92637/in+docs Del: other reasons-- https://master.php.net/note/delete/92637 Reject -- https://master.php.net/note/reject/92637 Search -- https://master.php.net/manage/user-notes.php