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<?php $variableName = 'location'; ${$variableName}->city = 'Chicago'; var_dump($location->city); var_dump(${'location->city'});
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Attempt to assign property "city" on null in /in/qoRLM:3 Stack trace: #0 {main} thrown in /in/qoRLM on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Warning: Creating default object from empty value in /in/qoRLM on line 3 string(7) "Chicago" Notice: Undefined variable: location->city in /in/qoRLM on line 6 NULL
Output for 7.3.32 - 7.3.33, 7.4.26
Warning: Creating default object from empty value in /in/qoRLM on line 3 string(7) "Chicago" 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
Strict Standards: Creating default object from empty value in /in/qoRLM on line 3 string(7) "Chicago" Notice: Undefined variable: location->city in /in/qoRLM on line 6 NULL
Output for 5.0.0 - 5.0.3
Strict Standards: Creating default object from empty value in /in/qoRLM on line 3 string(7) "Chicago" Notice: Undefined variable: location->city in /in/qoRLM on line 6 NULL
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
string(7) "Chicago" Notice: Undefined variable: location->city in /in/qoRLM on line 6 NULL

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