Doc #65465 [Opn->Nab]: passing ArrayAccess to PDO constructor

Edit report at https://bugs.php.net/bug.php?id=65465&edit=1 ID: 65465 Updated by: krakjoe@php.net Reported by: gongteng524702837 at gmail dot com Summary: passing ArrayAccess to PDO constructor -Status: Open +Status: Not a bug Type: Documentation Problem Package: PDO related Operating System: linux 64bit PHP Version: 5.5.2 Block user comment: N Private report: N New Comment: Arrays and objects are not interchangeable, if a function is prototyped to accept an array then you must pass it an array, not an object. Not a bug. Previous Comments: ------------------------------------------------------------------------ [2013-08-17 13:16:34] gongteng524702837 at gmail dot com Description: ------------ Passing object that implement ArrayAccess interface to PDO constructor(forth param), the constructor will return NULL, no Exception raised. (I‘m not sure is the bug come from PDO or ArrayAccess.) Test script: --------------- $config = array(...); $options = new SomeObjImplArrAcc(); // just an empty object $pdo = new PDO($config['dsn'],$config['user'],$config['pass'],$options); var_dump($pdo); // <- NULL $options[PDO::ATTR_PERSISTENT] = true; // or have some elements $pdo = new PDO($config['dsn'],$config['user'],$config['pass'],$options); var_dump($pdo); // <- NULL // but success if convert to "native" array $pdo = new PDO($config['dsn'],$config['user'],$config['pass'],(array)$options); var_dump($pdo); // <- {PDO}[0] Expected result: ---------------- construct three same PDO object ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=65465&edit=1