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<?php var_dump( null ?? 'thing' ); echo '2'; var_dump( false ?? 'thing' ); var_dump( '' ?? 'thing' ); var_dump( ' ' ?? 'thing' ); var_dump( 0 ?? 'thing' ); var_dump( [] ?? 'thing' );
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
string(5) "thing" 2bool(false) string(0) "" string(1) " " int(0) array(0) { }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '?' in /in/cTdEv on line 3
Process exited with code 255.
preferences:
241.57 ms | 402 KiB | 378 Q