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<?php class C{function m() {echo "m";}} function f($this) {$this->m();} $c =new c; f($c);
Output for 7.1.1, 7.1.3 - 7.1.12, 7.1.14 - 7.1.15, 7.1.19, 7.1.21 - 7.1.33, 7.2.0 - 7.2.8, 7.2.10 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1, 8.1.24 - 8.1.28, 8.2.11 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Cannot use $this as parameter in /in/RtHWb on line 2
Process exited with code 255.
Output for 5.6.19, 5.6.32 - 5.6.33, 7.0.3, 7.0.10 - 7.0.15, 7.0.17, 7.0.21 - 7.0.23, 7.1.0, 7.1.2, 7.1.16 - 7.1.18, 7.1.20, 7.2.9

Process exited with code 137.
Output for 7.1.13
Fatal error: Cannot use $this as parameter in /in/RtHWb on line 2
Process exited with code 137.
Output for 7.0.0 - 7.0.2, 7.0.4 - 7.0.9, 7.0.16, 7.0.18 - 7.0.20, 7.0.24 - 7.0.33
Fatal error: Uncaught Error: Using $this when not in object context in /in/RtHWb:2 Stack trace: #0 /in/RtHWb(2): f(Object(C)) #1 {main} thrown in /in/RtHWb on line 2
Process exited with code 255.
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 - 5.6.18, 5.6.20 - 5.6.31, 5.6.34 - 5.6.40
Fatal error: Using $this when not in object context in /in/RtHWb on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
m

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234.83 ms | 402 KiB | 345 Q