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<?php $_SESSION['basket']=[ ["6"], ["5"], ["8"] ]; var_export(in_array('8',array_column($_SESSION['basket'],0))); echo "\n"; var_export(in_array('7',array_column($_SESSION['basket'],0)));
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
true false
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111.01 ms | 407 KiB | 5 Q