Object Function

PHP Array Function Manual

PHP sizeof() Function Usage and Example

count() is an alias of the sizeof() function

Syntax

sizeof($array, $mode);

Definition and usage

Calculate the number of elements in the array or properties in the object.1If the optional mode parameter is set to COUNT_RECURSIVE (or

Parameter

Return value

Return the number of elements in the array.

Online example

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

Output result:

3

PHP Array Function Manual