$std4->username = '******'; $array = array($std1, $std2, $std3, $std4); foreach ($array as $obj) { echo $obj->userId, '--', $obj->username, '<br/><br/>'; } //print_r($array); //对象的属性可以是数组 class test1 { public $users = array('Tom', 'John', 'Rose'); function fun1() { $std1 = new stdClass(); $std1->userId = 5; $std1->username = '******'; $std2 = new stdClass(); $std2->userId = 9; $std2->username = '******'; $std3 = new stdClass(); $std3->userId = 22; $std3->username = '******'; $std4 = new stdClass(); $std4->userId = 36; $std4->username = '******'; return array($std1, $std2, $std3, $std4); } } $t = new test1(); echo $t->users[1], '<br/><br/>'; echo $t->fun1()[2]->username, '<br/><br/>';
return $obj; } function fun2() { echo 'BBB'; } } class test2 { function fun3() { echo 'AAAA'; } function fun4() { echo '123'; } } class test3 { function fun5() { echo '我是test3里fun5()'; } } $t = new test1(); //链式写法 $t->obj->fun5(); //$t的的属性返回值为对象,即可以继续访问属性 $t->fun1()->fun3(); //$t的方法的返回值也是对象,即也可以再次调用方法