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<?php $o = new SimpleXMLElement('<root><elem>Text</elem></root>'); var_dump($o->elem2 ?? 'default'); $o = new stdClass(); var_dump($o->foo ?? 'default');
Output for 7.0.20, 7.1.0 - 7.1.33, 7.2.5 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
string(7) "default" string(7) "default"
Output for 7.0.0 - 7.0.10
object(SimpleXMLElement)#2 (0) { } string(7) "default"
Output for 5.6.0 - 5.6.25
Parse error: syntax error, unexpected '?' in /in/PJGqt on line 4
Process exited with code 255.
preferences:
145.96 ms | 408 KiB | 5 Q