PHP SimpleXMLElement children () function

PHP

The SimpleXMLElement::children() function is a built-in PHP function that returns the children of a given node in a SimpleXML object.Syntax:
 SimpleXMLElement SimpleXMLElement::children ($namespace, $is_prefix)
Parameter:This function takes two parameters as above and described below:
  • $namespace:This is an optional parameter. It defines the XML namespace.
  • $is_prefix:This is a boolean parameter and is optional. This is true if $namespace is a prefix and False if $namespace is a namespace URL. The default is False.
Returned value:This function returns a SimpleXMLElement object.Note.This the function is available in PHP 5.0.1 and later.The following programs illustrate the SimpleXMLElement::children() function in PHP:Program 1:this the program displays the value of the child node. < tbody>  
// Load XML document into $user $user = < < < XML < user > < username > Geeks123 < / username > < name > GeeksforGeeks < / name > < phone > + 91-XXXXXXXXXX < / phone >
Noida, UP, India < / address > < / user >
XML;  
// Load the string as a simple xml object $xml = simplexml_load_string ( $user );  
// Print child node foreach ( $xml -> children() as $child ) { echo "Child node:" . $child . "< / br >" ; }  
?>
Output:
Child node: Geeks123 Child node: GeeksforGeeks Child node: + 91-XXXXXXXXXX Child node: Noida, UP, India
Program 2:This program displays the tag name and its value.  
// Load XML document into $user $user = < < < XML < user > < username > Geeks123 < / username > < name > GeeksforGeeks < / name > < phone > + 91-XXXXXXXXXX < / phone >
Noida, UP, India < / address > < / user >
XML;  
// Load the string as a simple xml object $xml = simplexml_load_string ( $user );  
// Print child node foreach ( $xml -> children() as $child ) { echo "Child node:" . $child -> getName() . "= >" . $child . "< / br >" ; }  
?>
Output:
Child node: username = > Geeks123 Child node: name = > GeeksforGeeks Child node: phone = > + 91-XXXXXXXXXX Child node: address = > Noida, UP, India
Program 3:This program extracts the name of the child attribute with its value.  
// Load XML document into $user $user = < < < XML < user > < username font-color = "green" font = "awsome-fonts" font-size = "72px" > Geeks123 < / username > < name font-color = " blue " font = "awsome-fonts" font-size = " 36px " > GeeksforGeeks < / name > < phone font-color = " blue " type = "number" font = " awsome-fonts " font-size = " 24px " > + 91-XXXXXXXXXX < / phone >
" blue " font = "awsome-fonts" font-size = " 24px " > Noida, UP, India < / address > < / user >
XML;  
// Load the string as a simple xml object $xml = simplexml_load_string ( $user );  
// Print children attribute foreach ( $xml -> children() as $child ) { echo "Child name:" . $child -> getName() . "= >" . $child . "< br >" ; foreach ( $child -> attributes() as $key = > $value ) echo " parameter:" . $key . "= >" . $value . "< / br >" ; }  
?>
Output:
Child name: username = > Geeks123 parameter: font-color = > green parameter: font = > awsome-fonts parameter: font-size = > 72px Child name: name = > GeeksforGeeks parameter: font-color = > blue parameter: font = > awsome-fonts parameter: font-size = > 36px Child name: phone = > + 91-XXXXXXXXXX parameter: font-color = > blue parameter: type = > number parameter: font = > awsome-fonts parameter: font-size = > 24px Child name: address = > Noida, UP, India parameter: font-color = > blue parameter: font = > awsome-fonts parameter: font-size = > 24px
Link: https://www.php.net /manual/en/simplexmlelement.children.php