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sizeof()

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<?php
$int 
sizeof (
    
// mixed $array_or_sizeofable
    
?  // [int $mode = COUNT_NORMAL]
);
?>
Result
$int = 8
Examples
#1 sizeof  ([=> 1=> 3=> 5])
#2 sizeof  ([=> 7=> 910 => 11])
#3 sizeof  (null)
#4 sizeof  (false)
#5 sizeof  (["fruits" => [=> "orange"=> "banana"=> "apple"], "veggie" => [=> "carrot"=> "collard"=> "pea"]],
 
COUNT_RECURSIVE)
#6 sizeof  (["fruits" => [=> "orange"=> "banana"=> "apple"], "veggie" => [=> "carrot"=> "collard"=> "pea"]])
See also
count