php array 根据value获取key,in_array()判断是否在数组内实例 <?phpheader("Content-type: text/html; charset=utf-8");$categoryids=array('2' => '生活','103' => '法律', '104' => '宗教', '105' => '民俗');$isin=in_array("法律",$categoryids);if($isin){echo"in===".$isin.""...
voidparse_str(string $str[,array&$arr]) 当parse_str()函数的参数值可以被用户控制时,则存在变量覆盖漏洞 例子 代码语言:javascript 代码运行次数:0 运行 AI代码解释 <?phperror_reporting(0);if(empty($_GET['id'])){show_source(__FILE__);die();}else{include('flag.php');$a="www.xxx.com"...
$servername="localhost";$username="root";$password="XFAICL1314";$dbname="day1";functionstop_hack($value){$pattern="insert|delete|or|concat|concat_ws|group_concat|join|floor|\/\*|\*|\.\.\/|\.\/|union|into|load_file|outfile|dumpfile|sub|hex|file_put_contents|fwrite|curl|system|eval...
$worker->onMessage =function(TcpConnection $connection, Request $request){static$pool;if(!$pool) { $pool =newRedisPool('127.0.0.1',6379,10); } $redis = $pool->get(); $redis->set('key','hello'); $value = $redis->get('key'); $pool->put($redis); $connection->send($value);...
in_array($now_page,$priv); //将数组用分隔符分成字符串 join("分隔符",数组) join() 函数是 implode() 函数的别名。 //字符串替换 str_replace(find,replace,string,count) count是可选的一个变量,对替换数进行计数。 该函数对大小写敏感。请使用 str_ireplace() 执行对大小写不敏感的搜索。
[$name[0]][$name[1]]) ? $_config[$name[0]][$name[1]] : $default;}$_config[$name[0]][$name[1]] = $value;return null;}// 批量设置if (is_array($name)) {$_config = array_merge($_config, array_change_key_case($name, CASE_UPPER));return null;}return null; // 避免...
我们首先构造序列化正常序列化对象:O:9:"Twosmil1e":1:{s:3:"key";s:8:"twosmi1e";} 发现__wakeup()会先执行,__destruct()中的判断不成立,无法输出success,尝试将对象属性个数1改为任意大于1的数,即可绕过__wakeup() 0x03 session反序列化漏洞 简介 首先我们需要了解session反序列化是什么? PHP在se...
1$request->whenFilled('name', function ($input) { 2 // The "name" value is filled... 3}, function () { 4 // The "name" value is not filled... 5});To determine if a given key is absent from the request, you may use the missing method:1if ($request->missing('name')) ...
$postData = array( 'key1' => 'value1', 'key2' => 'value2' ); // 设置cURL选项 curl_setopt($ch, CURLOPT_URL, "/api"); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($postData)); ...
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