PHP count() Function Usage and Example

PHP Array Function Manual

The count() function calculates the number of elements in an array or the number of properties in an object

Syntax

count($array, $mode);

Definition and Usage

Count the number of elements in an array or properties in an object.

If the optional mode parameter is set to COUNT_RECURSIVE (or1），then count() will recursively count the array.

Parameter

Return Value

It returns the number of elements in the array.

Online Example

<?php
　　　$a[0] =　1;
　　　$a[1] =　3;
　　　$a[2] =　5;
　　　$result = count($a);
　　　print($result);
?>

Output Result:

3

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