The SimpleXMLIterator::rewind() function is an inbuilt function in PHP which is used to rewind the SimpleXMLIterator to the first element.
Syntax:
void SimpleXMLIterator::rewind( void )
Parameters: This function does not accept any parameters.
Return Value: This function does not return any value.
Below programs illustrate the SimpleXMLIterator::rewind() function in PHP:
Program 1:
<?php // Store the xml element to variable $xml = <<<XML <organization> <name>neveropen</name> <address>Noida India</address> <contact> <email>abc@geeksforgeeks.org</email> <mobile>+91-987654321</mobile> </contact> </organization> XML; $xmlIt = new SimpleXMLIterator($xml); // Use rewind() function to rewind // to the first element $xmlIt->rewind(); // Use next() function to move to the // next element $xmlIt->next(); $xmlIt->next(); // Display result var_dump($xmlIt->current()); ?> |
Output:
object(SimpleXMLIterator)#2 (2) {
["email"]=>
string(21) "abc@geeksforgeeks.org"
["mobile"]=>
string(13) "+91-987654321"
}
Program 2:
<?php // Store the xml element to variable $xml = <<<XML <organization> <name>neveropen</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(); $xmlIt->next() ) { var_dump($xmlIt->key()); } ?> |
Output:
string(4) "name" string(7) "address" string(7) "contact"
Reference: https://www.php.net/manual/en/simplexmliterator.rewind.php
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