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PHP Quiz PHP CertificatePHP sizeof() Function
Example
Return the number of elements in an array:
<?php
$cars=array("Volvo","BMW","Toyota");
echo sizeof($cars);
?>
$cars=array("Volvo","BMW","Toyota");
echo sizeof($cars);
?>
Run example »
Definition and Usage
The sizeof() function returns the number of elements in an array.
The sizeof() function is an alias of the count() function.
Syntax
sizeof(array,mode);
| Parameter | Description |
|---|---|
| array | Required. Specifies the array |
| mode | Optional. Specifies the mode. Possible values:
|
Technical Details
| Return Value: | Returns the number of elements in the array |
|---|---|
| PHP Version: | 4+ |
PHP Array Reference
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