PHP count()Functions

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Examples

Returns the number of elements in an array:

<?php
$cars=array("Volvo","BMW","Toyota");
echo count($cars);
?>

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Definition and Usage

The count() function returns the number of elements in an array.


Syntax

count(array,mode);

Parameters Description
array Required. Specifies the array to count.
mode Optional. Specifies the mode of the function. Possible values:
  • 0 - Default. Does not count all elements of multidimensional arrays.
  • 1 - Recursively counts the number of elements in the array (counts all elements of multidimensional arrays).

Technical Details

Return value: Returns the number of elements in an array.
PHP Version: 4+
Changelog: The mode parameter was added in PHP 4.2.


More Examples

Example 1

Recursively counts the number of elements in an array:

<?php
$cars=array
(
"Volvo"=>array
(
"XC60",
"XC90"
),
"BMW"=>array
(
"X3",
"X5"
),
"Toyota"=>array
(
"Highlander"
)
);

echo "Normal count: " . count($cars)."<br>";
echo "Recursive count: " . count($cars,1);
?>

Run Example »


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