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<?php $a = 'ほげ'; $b = 'ほげ'; var_dump([ '$a===$b' => $a === $b, '$a' => bin2hex($a), '$b' => bin2hex($b), ]); /* array(3) { ["$a===$b"]=> bool(false) ["$a"]=> string(12) "e381bbe38192" ["$b"]=> string(14) "e381bb0fe38192" } */
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(3) { ["$a===$b"]=> bool(false) ["$a"]=> string(12) "e381bbe38192" ["$b"]=> string(14) "e381bb0fe38192" }
preferences:
132.5 ms | 402 KiB | 121 Q