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<?php $hola = null; var_dump( $hola??'no definido' ); echo "\n"; var_dump( $hola?:'no definido' ); echo "\n"; var_dump( $_GET['parametro']??'no' );
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 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
string(11) "no definido" string(11) "no definido" string(2) "no"
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/FXEEQ on line 4
Process exited with code 255.
preferences:
184.88 ms | 402 KiB | 182 Q