PHP | SimpleXMLElement count() Function
Last Updated :
29 May, 2019
Pre-requisite: Read XML Basics
The SimpleXMLElement::count() function is an inbuilt function in PHP which counts number of child element in a SimpleXML object.
Syntax:
int SimpleXMLElement::count()
Parameter: This function does not accept any parameters.
Return Value: This function returns number of children of an element.
Note: This function is available for PHP 5.3.0 and newer version.
Example 1:
<?php
$user = <<<XML
<user>
<username> user123 </username>
<name> firstname lastname </name>
<phone> +91-9876543210 </phone>
<detail> I am John Doe. Live in Kolkata, India. </detail>
</user>
XML;
$xml = new SimpleXMLElement( $user );
echo $xml -> count ();
?>
|
Output:
4
Example 2: Counting children of child element of the XML document.
<?php
$user = <<<XML
<users>
<user name= "user1" >
<username> user123 </username>
<name> firstname lastname </name>
<phone> +91-9876543210 </phone>
<detail> I am John Doe. Live in Kolkata, India. </detail>
<ins>
<ins_name>geeks for geeks</ins_name>
<ins_type>educational</ins_type>
<ins_url>geeksforgeeks.org</ins_url>
</ins>
</user>
<user name= "user2" >
<username> user123 </username>
<name> firstname lastname </name>
<phone> +91-9876543210 </phone>
<detail> I am John Doe. Live in Kolkata, India. </detail>
<ins>
<ins_name>geeks for geeks</ins_name>
<ins_type>educational</ins_type>
<ins_url>geeksforgeeks.org</ins_url>
</ins>
</user>
</users>
XML;
$xml = new SimpleXMLElement( $user );
echo $xml -> count ();
foreach ( $xml as $child ){
echo "<br>" . $child [ 'name' ] . " has "
. $child -> count (). " child." ;
}
?>
|
Output:
2
user1 has 5 child.
user2 has 5 child.
Reference: https://www.php.net/manual/en/simplexmlelement.count.php
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