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run code in 300+ PHP versions simultaneously
<?php function autoloader($className) { echo "Autoload: '$className'\n"; } if (function_exists('spl_autoload_register')) { spl_autoload_register('autoloader'); } else { function __autoload($className) { return autoloader($className); } } $classStr = 'O:1:"a":0:{}'; var_dump(unserialize($classStr));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: __autoload() is no longer supported, use spl_autoload_register() instead in /in/T61rO on line 10
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: __autoload() is deprecated, use spl_autoload_register() instead in /in/T61rO on line 10 Autoload: 'a' object(__PHP_Incomplete_Class)#1 (1) { ["__PHP_Incomplete_Class_Name"]=> string(1) "a" }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.3.32 - 7.3.33, 7.4.26
Autoload: 'a' object(__PHP_Incomplete_Class)#1 (1) { ["__PHP_Incomplete_Class_Name"]=> string(1) "a" }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
object(__PHP_Incomplete_Class)(1) { ["__PHP_Incomplete_Class_Name"]=> string(1) "a" }

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