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run code in 300+ PHP versions simultaneously
<?php class SimpleClass{ public $var; } $instance = new SimpleClass(); $assigned = $instance; $reference =& $instance; $instance->item = 'assign будет иметь это значение'; $instance = null; // $instance и $reference становятся null var_dump($instance); var_dump($reference); var_dump($assigned); ?>
Output for 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Deprecated: Creation of dynamic property SimpleClass::$item is deprecated in /in/FUeUY on line 8 NULL NULL object(SimpleClass)#1 (2) { ["var"]=> NULL ["item"]=> string(52) "assign будет иметь это значение" }
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 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
NULL NULL object(SimpleClass)#1 (2) { ["var"]=> NULL ["item"]=> string(52) "assign будет иметь это значение" }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/FUeUY on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/FUeUY on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/FUeUY on line 3
Process exited with code 255.

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