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<?php $a = 0; function passByReference(&$a) { $a = 5; //return $a++; } function passByValue($a) { return --$a; } echo $a."\n"; $b = passByValue($a); echo "b = $b \n"; echo $a."\n"; passByReference($a); echo $a."\n";
Output for git.master, git.master_jit, rfc.property-hooks
0 b = -1 0 5

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