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ʹÓÃimplementsʵÏÖ½Ó¿Ú
ʹÓÃimplementsÀ´ÊµÏÖÒ»¸ö½Ó¿Ú¡£Èç¹ûʵÏÖ½Ó¿Ú¶øÃ»ÓÐʵÏÖÆäÖеijéÏó·½·¨£¬»á±¨´íÈçÏ¡£
<?php
interface User
{
const MAX_GRADE = 99; //´Ë´¦²»ÓÃÉùÃ÷£¬¾ÍÊÇÒ»¸ö¾²Ì¬³£Á¿
function setName($name);
static function getName() {
}
}
class NoumalUser implements User
{
}
?>
Fatal error: Interface function User::getName() cannot contain body in C:\wamp\www\tt.php on line 5 ʵÏÖ½Ó¿ÚҪʵÏÖ·½·¨¡£×¢Ò⾲̬±äÁ¿µÄʹÓá£
<?php
interface User
{
const MAX_GRADE = 99; //´Ë´¦²»ÓÃÉùÃ÷£¬¾ÍÊÇÒ»¸ö¾²Ì¬³£Á¿
function setName($name);
function getName();
}
//ʵÏÖ½Ó¿Ú
class NoumalUser implements User
{
private $name;
function getName() {
return $this->name;
}
function setName($_name) {
$this->name = $_name;
}
}
$normalUser = new NoumalUser(); //´´½¨¶ÔÏó
$normalUser->setName("http://www.isstudy.com");
echo "URL is " . $normalUser->getName();
echo "<br />";
echo "MAX_GRADE is " . NoumalUser::MAX_GRADE; //¾²Ì¬³£Á¿
?>
ʵÏÖ¶à¸ö½Ó¿Ú
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<?php
interface User
{
const MAX_GRADE = 99; //´Ë´¦²»ÓÃÉùÃ÷£¬¾ÍÊÇÒ»¸ö¾²Ì¬³£Á¿
function setName($name);
function getName();
}
interface administrator
{
function setBulletin($_bulletin) ;
}
//¶à¸ö½Ó¿Ú
class NoumalUser implements User, administrator
{
private $name;
function getName(){ }
function setName($_name) {}
function setBulletin($_setBulletin) {
}
}
?>
¼Ì³Ð²¢ÊµÏÖ½Ó¿Ú
<?php
class Student
{
protected $grade;
public function getGrade() {
return $this->grade;
}


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