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<?php $apple = "apple"; var_dump($apple); var_dump((unset) $apple); var_dump($apple); unset($apple); var_dump($apple); var_dump((unset) $apple); var_dump($apple);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: The (unset) cast is no longer supported in /in/lsWbk on line 5
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: The (unset) cast is deprecated in /in/lsWbk on line 5 Deprecated: The (unset) cast is deprecated in /in/lsWbk on line 10 string(5) "apple" NULL string(5) "apple" Notice: Undefined variable: apple in /in/lsWbk on line 9 NULL Notice: Undefined variable: apple in /in/lsWbk on line 10 NULL Notice: Undefined variable: apple in /in/lsWbk on line 11 NULL
Output for 7.3.32 - 7.3.33
string(5) "apple" NULL string(5) "apple" NULL NULL NULL
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 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
string(5) "apple" NULL string(5) "apple" Notice: Undefined variable: apple in /in/lsWbk on line 9 NULL Notice: Undefined variable: apple in /in/lsWbk on line 10 NULL Notice: Undefined variable: apple in /in/lsWbk on line 11 NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
string(5) "apple" NULL string(5) "apple" Notice: Undefined variable: apple in /in/lsWbk on line 9 NULL Notice: Undefined variable: apple in /in/lsWbk on line 10 NULL Notice: Undefined variable: apple in /in/lsWbk on line 11 NULL

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241.96 ms | 402 KiB | 349 Q