How to implement a single interface in php_PHP tutorial

The implementation method of php single interface

This article describes the implementation method of php single interface. Share it with everyone for your reference. The specific implementation method is as follows:

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interface staff_i { function setID($id); function getID(); function setName($name); function getName(); } class staff implements staff_i //该类用于实现staff_i接口 { private $id; private $name; function setID($id) { $this->id = $id; } function getID() { return $this->id; } function setName($name) { $this->name = $name; } function getName() { return $this->name; } function otherFunc() //这是一个接口中不存在的方法 { echo "Test"; } } ?>

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<🎜>interface staff_i<🎜> <🎜>{<🎜> <🎜>function setID($id);<🎜> <🎜>function getID();<🎜> <🎜>function setName($name);<🎜> <🎜>function getName();<🎜> <🎜>}<🎜> <🎜>class staff implements staff_i //This class is used to implement the staff_i interface<🎜> <🎜>{<🎜> <🎜>private $id;<🎜> <🎜>private $name;<🎜> <🎜>function setID($id)<🎜> <🎜>{<🎜> <🎜>$this->id = $id; } function getID() { return $this->id; } function setName($name) { $this->name = $name; } function getName() { return $this->name; } function otherFunc() //This is a method that does not exist in the interface { echo "Test"; } } ?>

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