phperror_reporting(0);classstudent{public$name;public$age;private$grade;functionsetName($name){$this->name=$name;}functionsetAge($age){$this->age=$age;}functionsetGrade($grade){$this->grade=$grade;}}$emp=newstu
define("HOST","localhost");define("USER","root");define("PASS","123");define("DBNAME","test"); 数据库的配置文件就要用到常量,而且后面不能被修改 常量不能被放到双引号里面或者花括号里面,要用.来连接常量 14.预定义常量 代码语言:javascript 代码运行次数:0 运行 AI代码解释 PHP_OS系统平台PHP_VE...
phpclasstest{protected$name;private$pass;function__construct($name, $pass){$this->name = $name;$this->pass = $pass;}}$a =newtest('pankas','123');$seria = serialize($a);echo$seria.'<br/>';echourlencode($seria); 直接输出输出则会导致...
phphighlight_file(__FILE__);functionfilter($name){$safe=array("flag","php");$name=str_replace($safe,"hack",$name);return$name; }classtest{ var$user; var$pass='daydream';function__construct($user){$this->user=$user; } }$a=newtest('phpphpphpphpphpphpphpphpphpphpphpphpphpphpphp...
2functionfilter($str) 3{ 4returnstr_replace('bb','ccc', $str); 5} 6classA 7{ 8public$name ='aaaa'; 9public$pass ='123456'; 10} 11$AA =newA; 12echoserialize($AA) ."\n"; 13$res = filter(serialize($AA)); 14echo$res."\n"; ...
然而,站在语言本身角度,PHP的语法,特别是面向对象(Object Oriented, OO)方面的语法设计并不完善。大量的库函数加入其中,而语言模型的发展则相对缓慢。虽然在PHP4.0中加入了面向对象的设计,但其语言模型并不完善,PHP4.0版本中,诸如析构函数、抽象类(接口)、异常处理等基本元素的类缺乏,极大限制了利用PHP来完成大规模...
<?php class test { protected $name; private $pass; function __construct($name, $pass) { $this->name = $name; $this->pass = $pass; } } $a = new test('pankas', '123'); $seria = serialize($a); echo $seria.'<br/>'; echo urlencode($seria); 直接输出输出则会导致不可见字符...
phpclassUserTestextendsPHPUnit\Framework\TestCase{private$prophet;publicfunctiontestPasswordHashing(){ $hasher =$this->prophet->prophesize('App\Security\Hasher'); $user =newApp\Entity\User($hasher->reveal()); $hasher->generateHash($user,'qwerty')->willReturn('hashed_pass'); $user->setPassword...
https://swarm.ptsecurity.com/exploiting-arbitrary-object-instantiations/ 这篇文章介绍了imagick类,由于 Imagick 底层实现并不在 php 里,因此使用 Imagick 去读取文件可以无视 open_basedir。 imagick:文章中提到 ImageMagick 格式是 MSL。MSL 代表 Magick 脚本语言。它是一种内置的ImageMagick 语言,有助于读取图像、...
union _zend_function { zend_uchar type; /* MUST be the first element of this struct! */ uint32_t quick_arg_flags; struct { zend_uchar type; /* never used */ zend_uchar arg_flags[3]; /* bitset of arg_info.pass_by_reference */ ...