private function createThumbnail($thumbnailType) { // Check if the directory exists, if not, create create_if_does_not_exist(public_path($this->directory[$thumbnailType])); // Open the file $image = new Imagick(public_path($this->directory['full'] . $this->fileinfo['filename'])); ...
}$ff="http://www.manongzj.com/favicon.ico";if(remote_file_exists($ff)){echo"file exist!"; }else{echo"file not exist!!!"; }?> 使用PHP file_get_contents()判断远程文件是否存在 file_get_contents() 函数把整个文件读入一个字符串中。 和file() 一样,不同的是 file_get_contents() 把文...
$sql = “CREATE TABLE IF NOT EXISTS `txt_data` ( `id` INT(11) PRIMARY KEY AUTO_INCREMENT, `name` VARCHAR(255) NOT NULL, `email` VARCHAR(255) NOT NULL )”; if ($conn->query($sql) === false) { echo “创建表失败: ” . $conn->error; exit; } // 2. 读取txt文件 $file =...
230 addFile( file ); 231 }); 232 233 // 删除文件 234 uploader.onFileDequeued = function( file ) { 235 fileCount--; 236 fileSize -= file.size; 237 $("#upload_num").text(fileCount); 238 $("#upload_size").text(convert_size(fileSize)); 239 if ( !fileCount ) { 240 setState...
if($num){//如果为真则执行}else{} 强制类型转换 和C语言一样 (类型名)变量 例如(float)$num 11.删除变量unset($name);括号里面是变量名 12.字符串的单双引号区别 单引号的执行速度比双引号速度快,双引号在输出时还要检查走过的是否是变量 变量在单引号中不能被解析,而在双引号中可以被解析 ...
数据库管理工具的账号+密码 $sql=<<<EOF create table if not exists user( content varchar(30) not null ); EOF; $res=$pdo->exec($sql); var_dump($res); $sql="insert into user(content) values('king')";//插入数据 $res=$pdo->exec($sql); var_dump($res); }catch(PDOException $e)...
If you need Mockery to create a test double to satisfy a particular type hint, you can pass the type to themockmethod. classBook{}interfaceBookRepository{functionfind($id):Book;functionfindAll():array;functionadd(Book $book):void; } $double = Mockery::mock(BookRepository::class); ...
1$file = $request->file('photo'); 2 3$file = $request->photo;You may determine if a file is present on the request using the hasFile method:1if ($request->hasFile('photo')) { 2 // 3}Validating Successful UploadsIn addition to checking if the file is present, you may verify ...
<?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。
restore - Create a key using the provided serialized value, previously obtained with dump. get Description: Get the value related to the specified key Parameters key Return value String or Bool: If key didn't exist, FALSE is returned. Otherwise, the value related to this key is returned. Ex...