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@ 2025-08-28T16:46:54Z

<?php

$array = [
  'a',
  'b'
];

var_dump(
    array_key_exists(0, $array)  
);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

26.4 ms | 404 KiB | 5 Q