PHP 实现：
/**
* Class Employee
* 雇员类
*/
class Employee
{
private $_name;
private $_dept;//部门
private $_salary;//薪水
private $_subordinates;//下属
public function __construct(string $name, string $dept, int $sal)
{
$this->_name = $name;
$this->_dept = $dept;
$this->_salary = $sal;
$this->_subordinates = [];
}
public function add(Employee $employee)
{
array_push($this->_subordinates, $employee);
}
public function remove(Employee $employee)
{
$this->_subordinates = array_filter($this->_subordinates, function ($v) use ($employee) {
return ($employee != $v);
});
}
public function getSubordinates()
{
return $this->_subordinates;
}
public function __toString()
{
// TODO: Implement __toString() method.
return "Employee: [name: " . $this->_name . ",dept: " . $this->_dept . ",salary: " . $this->_salary . "]";
}
}
class Demo
{
public static function main()
{
$CEO = new Employee("John", "CEO", 30000);
$headSales = new Employee("Robert", "Head Sales", 20000);
$headMarketing = new Employee("Michel", "Head Marketing", 20000);
$clerk1 = new Employee("Laura", "Marketing", 10000);
$clerk2 = new Employee("Bob", "Marketing", 10000);
$salesExecutive1 = new Employee("Richard", "Sales", 10000);
$salesExecutive2 = new Employee("Rob", "Sales", 10000);
$CEO->add($headSales);
$CEO->add($headMarketing);
$headSales->add($salesExecutive1);
$headSales->add($salesExecutive2);
$headMarketing->add($clerk1);
$headMarketing->add($clerk2);
echo $CEO . PHP_EOL;
$headMarketing->remove($clerk2);
foreach ($CEO->getSubordinates() as $employee) {
echo '-' . $employee . PHP_EOL;
foreach ($employee->getSubordinates() as $e) {
echo '---' . $e . PHP_EOL;
}
}
}
}
Demo::main();泡水鱼干 泡水鱼干
626***755@qq.com
5年前 (2020-05-13)