Object of class stdClass could not be converted to string在我的站点运行这部分代码时出现错误, function myaccount() { $data['user_data'] = $this->auth->get_userdata($this->uri->segment(3)); //var_dump($data['user_data']); $t
<?php class one { public $object; } class second { protected $filename; public function __construct($filename){ $this->filename=$filename; } } class third { private $string; public function __construct($string) { $this->string = $string; } } $obj1 = new one(); $obj2 = new...
classFoo{publicfunction__construct(publicreadonly string $example,publicreadonly string $foo){}publicfunction__clone(){$this->example=clone $this->example;// Works.$this->cloneFoo();}privatefunctioncloneFoo(){unset($this->foo);// Also works.}}$foo=newFoo('Test','Example');$foo2=clone...
> 正常,但到Linux服务器php7.3环境下,报错:Array to string conversion 原因:数组的输出不能使用echo 解决办法:使用遍历输出,或者索引输出(即在key值加上花括号{}) <?php echo $row->{$keys[0]};?> 或者<?=$row->{$keys[0]};?> 其中row为数据库查询返回的一条记录,$keys为动态的列名称 === 遍历...
U - unicode string N - NULL 测试一下 <?php class TEST{ public $test1="11"; private $test2="22"; protected $test3="33"; public function test4() { echo $this->test1; } } $a=new TEST(); echo serialize($a); //O:4:"TEST":3:{s:5:"test1";s:2:"11";s:11:" TEST test2...
class ExpressionToNumber extends NodeVisitorAbstract public function leaveNode(Node $node) { if ($node instanceof Node\Expr\BinaryOp\Plus && ($node->left instanceof Node\Scalar\LNumber || $node->left instanceof Node\Scalar\String_ || $node->left instanceof Node\Expr\UnaryMinus) && $node-...
use AlibabaCloud\Tea\Utils\Utils\RuntimeOptions; class Sample { /** * 使用AK&SK初始化账号Client * @param string $accessKeyId * @param string $accessKeySecret * @return Ocr Client */ public static function createClient($accessKeyId, $accessKeySecret){ //初始化配置对象Darabonba\OpenApi\Models...
class process{ public $pid; function __construct(){ $this->pid='phpinfo();'; } } $test=new example(); echo serialize($test); ?> 执行这个代码,得到payload如下 首先解释一下这个payload,他表示这一串序列化中,有一个example对象,其中包含一个变量handle,handle又是一个process类的实例,其中包含一个...
O - class N - null R - pointer reference U - unicode string 1.4 magic函数: 命名是以符号__开头的(php中存在一些特殊的类成员在某些特定情况下会自动调用)。 __construct当一个对象创建时被调用, __destruct当一个对象销毁时被调用, __toString当一个对象被当作一个字符串被调用。__wakeup()//使用uns...
('session.serialize_handler', 'php'); session_start(); class OowoO { public $mdzz; function __construct() { $this->mdzz = 'phpinfo();'; } function __destruct() { eval($this->mdzz); } } if(isset($_GET['phpinfo'])) { $m = new OowoO(); } else { highlight_string(file_...