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<?php class plus{ function a($a,$b) { return $c=$a+$b; } } $obj=new plus; $obj->$a(2,3); echo $a; ?>
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
Warning: Undefined variable $a in /in/eOXSK on line 9 Fatal error: Uncaught Error: Method name must be a string in /in/eOXSK:9 Stack trace: #0 {main} thrown in /in/eOXSK on line 9
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined variable: a in /in/eOXSK on line 9 Fatal error: Uncaught Error: Method name must be a string in /in/eOXSK:9 Stack trace: #0 {main} thrown in /in/eOXSK on line 9
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.26
Fatal error: Uncaught Error: Method name must be a string in /in/eOXSK:9 Stack trace: #0 {main} thrown in /in/eOXSK on line 9
Process exited with code 255.
Output for 5.0.4 - 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
Notice: Undefined variable: a in /in/eOXSK on line 9 Fatal error: Method name must be a string in /in/eOXSK on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.3
Notice: Undefined variable: a in /in/eOXSK on line 9 Fatal error: Method name must be a string in /in/eOXSK on line 9
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Notice: Undefined variable: a in /in/eOXSK on line 9 Fatal error: Call to undefined method: plus->() in /in/eOXSK on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Notice: Undefined variable: a in /in/eOXSK on line 9 Fatal error: Call to undefined function: () in /in/eOXSK on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Notice: Undefined variable: a in /in/eOXSK on line 9 Fatal error: Call to undefined function: () in /in/eOXSK on line 9

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