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PHP | SimpleXMLIterator hasChildren() Function

  • Last Updated : 29 Aug, 2019

The SimpleXMLIterator::hasChildren() function is an inbuilt function in PHP which is used to check whether the current SimpleXMLIterator element has sub-elements or not.

Syntax:

bool SimpleXMLIterator::hasChildren( void )

Parameters: This function does not accept any parameters.

Return Value: This function returns TRUE if the current element has sub-elements, FALSE otherwise.

Below program illustrates the SimpleXMLIterator::hasChildren() function in PHP:



Program:




<?php
  
// Store the xml element to variable
$xml = <<<XML
    <organization>
        <name>GeeksforGeeks</name>
        <address>Noida India</address>
        <contact>
            <email>abc@geeksforgeeks.org</email>
            <mobile>+91-987654321</mobile>
        </contact>
    </organization>
XML;
  
$xmlIt = new SimpleXMLIterator($xml);
  
// Loop starts from first element of xml and 
// run upto when elements are not valid
for( $xmlIt->rewind(); $xmlIt->valid(); $xmlIt->next() ) {
      
    if($xmlIt->hasChildren()) {
        print_r($xmlIt->current());
    }
}
  
?>
Output:
SimpleXMLIterator Object
(
    [email] => abc@geeksforgeeks.org
    [mobile] => +91-987654321
)

Reference: https://www.php.net/manual/en/simplexmliterator.haschildren.php

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