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<?php $e1 = new stdClass(); $e2 = new stdClass(); $e1->test = 'hola'; $e2->test = 'caracola'; $a = array($e1, $e2); $b = array_map(function($e) { return $e->test; }, $a); echo implode(', ', $a) . '<br/>'; echo implode(', ', $b) . '<br/>'; ?>
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Object of class stdClass could not be converted to string in /in/ssZ1B:8 Stack trace: #0 /in/ssZ1B(8): implode(', ', Array) #1 {main} thrown in /in/ssZ1B on line 8
Process exited with code 255.
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33
Recoverable fatal error: Object of class stdClass could not be converted to string in /in/ssZ1B on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
Catchable fatal error: Object of class stdClass could not be converted to string in /in/ssZ1B on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/ssZ1B on line 7
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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/ssZ1B on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/ssZ1B on line 7
Process exited with code 255.

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