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<?php class A {} class B {} $a = new A; $b = new B; var_dump($a <=> $b); // 1: A > B var_dump($b <=> $a); // 1: B > A var_dump($b == $a); // false
Output for rfc.property-hooks, git.master, git.master_jit
int(1) int(1) bool(false)

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