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<?php $originalObj = new A; class A { var $foo = 'default value'; } // Important note: If you remove the &, the bug disappears. function changeFooWithUnusedReference( &$unusedReferenceToFoo, $newValue ) { global $originalObj; $newObj = clone $originalObj; echo $originalObj->foo . "\n"; echo $newObj->foo . "\n"; $newObj->foo = $newValue; echo $originalObj->foo . "\n"; echo $newObj->foo . "\n"; } changeFooWithUnusedReference( $originalObj->foo, 'Some other value' );
Output for 5.1.3 - 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 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
default value default value Some other value Some other value
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
Strict Standards: var: Deprecated. Please use the public/private/protected modifiers in /in/0psBF on line 4 default value default value Some other value Some other value
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_VARIABLE in /in/0psBF on line 9
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_VARIABLE in /in/0psBF on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/0psBF on line 9
Process exited with code 255.
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