}$ff="http://www.manongzj.com/favicon.ico";if(remote_file_exists($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
In response to seejohnrun's version to check if a URL exists. Even if the file doesn't exist you're still going to get 404 headers. You can still use get_headers if you don't have the option of using CURL..$file = 'http://www.domain.com/somefile.jpg';$file_headers = @get_...
$file = 'http://www.domain.com/somefile.jpg';$file_headers = @get_headers($file);if($file_headers[0] == 'HTTP/1.1 404 Not Found') { $exists = false;}else { $exists = true;}up down 9 Anonymous ¶ 19 years ago I wrote this little handy function to check if an image...
$fileExists = @file_get_contents($url, null, null, -1, 1) ? true : false; echo $fileExists; //返回1,就说明文件存在。 ?> 方法二(需要服务器支持Curl组件): 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 <?php function check_remote_file_exists($url)...
if(file_exists($file_path)){ if($fp=fopen($file_path,"a+")){ //读取文件 $conn=fread($fp,filesize($file_path)); //替换字符串 $conn=str_replace("rn"," ",$conn); echo $conn." "; }else{ echo "文件打不开"; } }else{ ...
/** * @Notes:Ksher H5订单支付回调接口 (正式) * @User: zhanghj * @DateTime: 2023-12-22 11:46 */ public function actionKsherH5OrderNotify(){ //1.接收参数 $input = file_get_contents("php://input"); $query = urldecode($input); if( !$query){ CommonMzService::recordLocalFileLog(...
$http = new Swoole\Http\Server('127.0.0.1', 9501); $http->set(['hook_flags' => SWOOLE_HOOK_ALL]); $http->on('request', function ($request, $response) { $result = []; Co::join([ go(function () use (&$result) { $result['google'] = file_get_contents("https://www....
<?phpsession_start();if(!isset($_SESSION['username'])){$_SESSION['username']='xianzhi';}?> 当PHP 停止的时候,它会自动读取$_SESSION中的内容,并将其进行序列化, 然后发送给会话保存管理器来进行保存。 默认情况下,PHP 使用内置的文件会话保存管理器来完成session的保存,也可以通过配置项session.save_...
function decryptFile($source, $key, $dest){$key = substr(sha1($key, true), 0, 16);$error = false; if ($fpOut = fopen($dest, 'w')) { if ($fpIn = fopen($source, 'rb')) {// Get the initialzation vector from the beginning of the file$iv = fread($fpIn, 16); while ...
1if ($request->file('photo')->isValid()) { 2 // 3}File Paths & ExtensionsThe UploadedFile class also contains methods for accessing the file's fully-qualified path and its extension. The extension method will attempt to guess the file's extension based on its contents. This extension ...