readfile的参数不正确，返回值是空的，所以你的$file也是空的，如果你在结果页面查看源代码的话，应该只会显示一个<br/>和 warning内容 警告你一下而已，那个函数要字符串做参数……
int$options)publicstringdir_readdir(void)publicbooldir_rewinddir(void)publicboolmkdir(string$path,int$mode,int$options)publicboolrename(string$path_from,string$path_to)publicboolrmdir(string$path,int$options)publicresourcestream_cast(int$cast_as)publicvoid...
AI代码解释 var_dump(gd_info());// array(13) {// ["GD Version"]=>// string(26) "bundled (2.1.0 compatible)"// ["FreeType Support"]=>// bool(true)// ["FreeType Linkage"]=>// string(13) "with freetype"// ["GIF Read Support"]=>// bool(true)// ["GIF Create Support"]...
host: string. can be a host, or the path to a unix domain socket. port: int (default is 6379, should be -1 for unix domain socket) connectTimeout: float, value in seconds (default is 0 meaning unlimited) retryInterval: int, value in milliseconds (optional) readTimeout: float, value...
classExample{publicreadonly $readOnlyProp='Initial Value';}$instance=newExample();$instance->readOnlyProp='New Value';// this will not workclassExample{publicfunction__construct(publicreadonly string $readOnlyProp,){}publicfunction__clone(){$this->readOnlyProp=clone $this->readOnlyProp;// Do...
Symfony is a set of reusable PHP packages and a PHP framework to build web applications, APIs, microservices and web services.
use AlibabaCloud\Tea\Utils\Utils\RuntimeOptions; class Sample { /** * 使用AK&SK初始化账号Client * @param string $accessKeyId * @param string $accessKeySecret * @return Ocr Client */ public static function createClient($accessKeyId, $accessKeySecret){ //初始化配置对象Darabonba\OpenApi\Models...
"s -->"; } else { $content = htmlentities((string) filter_var($content, FILTER_SANITIZE_SPECIAL_CHARS)); $this->postWhisper($content); } } private function postWhisper($content) { $date = date('Y-m-d g:i:s A'); $filename = DATA_DIR . DIRECTORY_SEPARATOR . date('YmdHis')...
INFO: If BOM already existed there, the Input string is returned.EXAMPLE: UTF8::add_bom_to_string('fòô'); // "\xEF\xBB\xBF" . 'fòô'Parameters:string $str The input string. Return:non-empty-string The output string that contains BOM. array_change_key_case...
PHP Sessions are bits of data about a user, meant to stick with users as they navigate your site. A PHP Session involves setting a cookie calledPHPSESSIDwith a unique identification string as the value. EX: Storing shopping cart data, recently viewed items, or a logged-in status across mul...