if ($paramsIndexKey !== null && array_key_exists($paramsIndexKey, $row)) { $keySet = true; $key = (string)$row[$paramsIndexKey]; } if ($paramsColumnKey === null) { $valueSet = true; $value = $row; } elseif (is_array($row) && array_key_exists($paramsColumnKey, $row...
interface_exists — 检查接口是否已被定义 Report a bug 说明boolinterface_exists ( string$interface_name [, bool$autoload ] ) 本函数在由 interface_name 给出的接口已定义时返回 TRUE,否则返回 FALSE。 Example #1 interface_exists() 例子 <?php//Check the interface exists before trying to use itif(...
5 kb/s)$download_rate= 20.5;if(file_exists($local_file) &&is_file($local_file)) {//send headersheader('Cache-control: private');header('Content-Type: application/octet
if ( !empty($imagedata['thumb']) && ($thumbfile = str_replace(basename($file), $imagedata['thumb'], $file)) && file_exists($thumbfile) ) { /** * Filters the attachment thumbnail file path. * * @since 2.1.0 * * @param string $thumbfile File path to the attachment thumbnail....
<?php class TestObject { public $name; function __destruct() { echo $this -> name; } } if ($_GET["file"]){ file_exists($_GET["file"]); } ?> 使用php phar.php生成phar.phar文件。 访问:http://127.0.0.1/index.php?file=phar://phar.phar 返回:Threezh1。 反序列化利用成功。
$id = Swoole\Timer::tick(100, function () { echo "⚙️ Do something...\n"; }); Swoole\Timer::after(500, function () use ($id) { Swoole\Timer::clear($id); echo "⏰ Done\n"; }); Swoole\Timer::after(1000, function () use ($id) { if (!Swoole\Timer::exists($id)...
if (strpos($name, '/')) strpos函数就是一个字符串函数 用法: strpos(string$haystack, string$needle, int$offset= 0): int|false string haystack是被查找的字符串,string needle 是需要查找的字符串 所以在这里面就是在$name里面查找/返回索引值,若没找到那就是返回false ...
1'email' => 'exists:connection.staff,email'If you would like to customize the query executed by the validation rule, you may use the Rule class to fluently define the rule. In this example, we'll also specify the validation rules as an array instead of using the | character to delimit...
setRange - Overwrite part of a string at key starting at the specified offset strLen - Get the length of the value stored in a key Keys del, delete, unlink - Delete a key dump - Return a serialized version of the value stored at the specified key. exists - Determine if a key exists...
Check if a DB Exists $client->dbExists('my_database', PhpOrient::DATABASE_TYPE_GRAPH# optional, default: DATABASE_TYPE_GRAPH); Get the the list of databases $client->dbList(); Open a Database $ClusterMap=$client->dbOpen('GratefulDeadConcerts','admin','admin'); ...