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<?php header('Content-Type: text/plain'); ob_start(); session_start(); $_SESSION = [ 'colour' => 'blue', 'shape' => 'round', 'size' => 'medium', //'Admin_CH_1_' & '101_' => 'Gone', chr(0x01) . chr(0x20) . chr(0x21) . chr(0x49) => 'Gone', ]; var_dump($_SESSION); session_write_close(); session_start(); var_dump($_SESSION); ob_end_flush();
Output for 7.2.0 - 7.2.25, 7.2.29 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1
array(4) { ["colour"]=> string(4) "blue" ["shape"]=> string(5) "round" ["size"]=> string(6) "medium" [" !I"]=> string(4) "Gone" } array(4) { ["colour"]=> string(4) "blue" ["shape"]=> string(5) "round" ["size"]=> string(6) "medium" [" !I"]=> string(4) "Gone" }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.26
array(4) { ["colour"]=> string(4) "blue" ["shape"]=> string(5) "round" ["size"]=> string(6) "medium" [" !I"]=> string(4) "Gone" } array(0) { }

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81.76 ms | 407 KiB | 5 Q