public static function v3($i_url) { if (!function_exists('uuid_create')) return false; if (!strlen($i_url)) $i_url = self::v1(); uuid_create(&$context); uuid_create(&$namespace); uuid_make($context, UUID_MAKE_V3, $namespace, $i_url); uuid_export($context, UUID_FMT_STR...
$isobj = false; if (is_scalar($data) || (($isobj = is_object($data)) && method_exists($data, '__toString'))) { if ($isobj && $old) { ob_start(); echo $data; $data = ob_get_clean(); } else { $data = (string) $data; } } else { trigger_error(__FUNCTION__.'...
php $t=date("H");if($t<"20"){echo"Have a good day!";}$t=date("H");if($t<"20"){echo"Have a good day!";}else{echo"Have a good night!";}$t=date("H");if($t<"10"){echo"Have a good morning!";}elseif($t<"20"){echo"Have a good day!";}else{echo"Have a good...
strLen - Get the length of the value stored in a key Keys del, delete, unlink - Delete a key dump - Return a serialized version of the value stored at the specified key. exists - Determine if a key exists expire, pexpire - Set a key's time to live in seconds expireAt, pexpireAt ...
{$paramName=$constructorParam->getName();if(!isset($arguments[$paramName])){if(!$constructorParam->isOptional()){thrownew\RuntimeException(sprintf("Required constructor Parameter Missing: '$%s'.",$paramName));}$newParams[]=$constructorParam->getDefaultValue();continue;}$newParams[]=$...
(二). 分支结构 : 通过 if /switch 进行分支选择 (三). 循环结构 : 将一些功能 不断重复去执行 (1) 分支结构 if / switch 分支结构: 具有跳过某一段代码的功能 if 分支结构 代码语言:javascript 复制 分支写法1:if(条件表达式)true环境1//不用加{} 条件仅仅只能影响紧跟在if后面的一条命令分支写法2:if...
<?phpif(php_sapi_name()=='cli'&&getenv('HTTP_PROXY')){//只有CLI模式下, HTTP_PROXY环境变量才是可控的} 补充: 从PHP5.5.38开始, getenv增加了第二个参数, local_only = false, 如果这个参数为true, 则只会从系统本地的环境变量表中获取, 从而修复这个问题, 并且默认的PHP将拦截HTTP_PROXY:fix ...
* @return void*/if( ! function_exists('is_really_writable')) { function is_really_writable($file){//If we're on a Unix server with safe_mode off we call is_writableif(DIRECTORY_SEPARATOR == "/"; AND @ini_get("safe_mode") ==FALSE){returnis_writable($file); ...
If you were previously using the has method to determine if an Illuminate\Support\MessageBag instance contained any messages, you should use the count method instead. The has method now requires a parameter and only determines if a specific key exists in the message bag....
is_dir($this->modulesDir)) {throw new Exception('Module package file does not exist');}$info = $this->getInfo();$infoKeys = ['uid', 'title', 'intro', 'author', 'version', 'state'];foreach ($infoKeys as $value) {if (!array_key_exists($value, $info)) {Filesystem::delDir...