<?php function isJson(string $value): bool { try { json_decode($value, true, 512, JSON_THROW_ON_ERROR); } catch (JsonException) { return false; } return true; } echo isJson('{"name":"John"}') ? 'Yes' : 'No'; echo isJson('{0,1,3}') ? 'Yes' : 'No';Next...
function isJSON($string){ return is_string($string) && is_array(json_decode($string, true)) && (json_last_error() == JSON_ERROR_NONE) ? true : false; } Method 2 does 3 checks for calculating if the string given to it is JSON. So, it is the most perfect one, but it’s slow...
// check if string is json __string_is_json('[]') // true __string_is_json('{"foo":"bar"}') // true __string_is_json('["foo" => "bar"]') // false __string_is_json([]) // false __string_is_json((object)[]) ...
*/publicstaticfunctionfromJSON($jsonString){if(is_null(static::$itemsLoaderManager)) {thrownew\RuntimeException('ItemsLoaderManager is missing'); } Assertion::isJsonString($jsonString); $anItemsLoaderName = json_decode($jsonString); Assertion::string($anItemsLoaderName); $anItemsLoader =static:...
}if(is_array($d)) {$data[$k] =t($d); }else{$data[$k] =urlencode($d); } }return$data; }$newData=t($data);$json1=json_encode($newData);var_dump(urldecode($json1));// string(177) "{"id":"1","name":"测试情况","cat":["学生 & "在职""],"number":"123123123","ed...
{"type":"integer","minimum":0},"stringData":{"type":"string"}}}JSON;// Schema must be decoded before it can be used for validation$jsonSchemaObject=json_decode($jsonSchema);// The SchemaStorage can resolve references, loading additional schemas from file as needed, etc.$schemaStorage=new...
If you are still using an Mcrypt based cipher in your config/app.php configuration file, you should update the cipher to AES-256-CBC and set your key to a random 32 byte string which may be securely generated using php artisan key:generate.If you are storing encrypted data in your data...
ThinkPHP 是一个免费开源的,快速、简单的面向对象的 轻量级PHP开发框架 ,遵循Apache2开源协议发布,是为了敏捷WEB应用开发和简化企业应用开发而诞生的。ThinkPHP从诞生以来一直秉承简洁实用的设计原则,在保持出色的性能和至简的代码的同时,也注重易用性。并且拥有众多的
string.rot13 ,执行一些 BC 加密 convert.iconv.X.Y ,将字符集从 X 转换为 Y 让我们看一下最后一个过滤器: convert.iconv.X.Y 。假设我需要将文件从 UTF8 转换为 UTF16。我可以用: php://filter/convert.iconv.UTF-8.UTF-16/resource=/etc/passwd ...
(); } } function is_valid($s) { for($i = 0; $i < strlen($s); $i++) if(!(ord($s[$i]) >= 32 && ord($s[$i]) <= 125)) return false; return true; } if(isset($_GET{'str'})) { $str = (string)$_GET['str']; if(is_valid($str)) { $...