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<?php class A { private $sqlStatements; } var_dump(unserialize('O:1:"A":0:{}'));
Output for 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
object(A)#1 (1) { ["sqlStatements":"A":private]=> NULL }
preferences:
71.98 ms | 1111 KiB | 4 Q