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<?php $a = 0; $b = &$a; $c = &$b; var_dump($a, $b, $c); echo("\n\n"); $c = 1; var_dump($a, $b, $c); echo("\n\n"); $b = 2; var_dump($a, $b, $c); echo("\n\n"); $b = 3; var_dump($a, $b, $c); echo("\n\n"); $a = &$c; var_dump($a, $b, $c); echo("\n\n"); $c = 4; var_dump($a, $b, $c); echo("\n\n");
Output for git.master, git.master_jit, rfc.property-hooks
int(0) int(0) int(0) int(1) int(1) int(1) int(2) int(2) int(2) int(3) int(3) int(3) int(3) int(3) int(3) int(4) int(4) int(4)

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