<?php class B { public function __construct ( private readonly string $value ) {} public function getValue() { return $this->value; } } class_alias('B', 'A'); $x = 'O:1:"B":2:{s:8:"' . "\0" . 'A' . "\0" . 'value";s:1:"a";s:8:"' . "\0" . 'B' . "\0" . 'value";s:1:"b";}'; $obj = unserialize($x); var_dump( $obj, $obj->getValue() );
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