public function run(){
echo '走';
}
public function cry(){
echo '哭';
}
public function think(){
echo '思考';
}
}
$lijun = new Human();
$lijun->eat(); //吃
$lijun->think(); //思考
echo '<hr />';
/*
根据接口，造一个天使
*/
class Angle implements animal,monkey,wisdom,bird{
public function eat(){
echo '吃';
}
public function run(){
echo '走';
}
