PHP simplexmlelement::children Examples

Programming Language: PHP

Class/Type: simplexmlelement

Method/Function: children

Examples at hotexamples.com: 1

The SimpleXMLElement children function in PHP is used to retrieve all the children of an XML element. It returns an array of SimpleXMLElement objects that represent the children.

Example 1: Suppose we have an XML file named "books.xml" that contains a list of books. The following code retrieves all the titles of the books:

$xml = simplexml_load_file('books.xml');

foreach ($xml->book as $book) {
    echo $book->title . "
";
}

In this example, we use the children function implicitly by iterating over the "book" elements.

Example 2: Suppose we have an XML string that represents a simple employee record. The following code extracts the name and salary of the employee:

$xml = <<
    John Doe
    50000

XML;

$employee = simplexml_load_string($xml);

$name = $employee->name;
$salary = $employee->salary;

echo $name . " earns " . $salary . " a year.";

In this example, we explicitly call the children function to retrieve the "name" and "salary" elements. The SimpleXMLElement class is part of the PHP standard library and requires no additional package or library.

PHP simplexmlelement::children - 1 examples found. These are the top rated real world PHP examples of simplexmlelement::children extracted from open source projects. You can rate examples to help us improve the quality of examples.

Frequently Used Methods

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addAttribute(1)

addChild(1)

attributes(1)

children(1)

registerXPathNamespace(1)

xpath(1)

Example #1

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File: xml_parser.php Project: williammoran/DBSteward

 /**
  * sort children of $node, identified by $child_id_attribute
  * this is done because the simplexml iterator can't be swap-sorted
  *
  * @param simplexmlelement   $to_node          node to sort children of
  * @param simplexmlelement   $from_node        children element name to sort
  * @param boolean            $copy_attributes  should the attributes of from_node be copied to to_node
  *
  * @return void
  */
 protected static function file_sort_children_node_merge(&$to_node, &$from_node, $copy_attributes = TRUE)
 {
     // merge 'from' attributes onto 'to' node
     if ($copy_attributes) {
         foreach ($from_node->attributes() as $attr_key => $attr_value) {
             $to_node->addAttribute($attr_key, $attr_value);
         }
     }
     foreach ($from_node->children() as $simplexml_child) {
         $simplexml_temp = $to_node->addChild($simplexml_child->getName(), self::ampersand_magic($simplexml_child));
         foreach ($simplexml_child->attributes() as $attr_key => $attr_value) {
             $simplexml_temp->addAttribute($attr_key, $attr_value);
         }
         self::file_sort_children_node_merge($simplexml_temp, $simplexml_child, FALSE);
     }
 }