SimpleXMLElement::hasChildren

Checks whether the current element has sub elements

&reftitle.description; public `bool` `SimpleXMLElement::hasChildren`

Prior to PHP 8.0, `SimpleXMLElement::hasChildren` was only declared on the subclass `SimpleXMLIterator`.

This method checks whether the current `SimpleXMLElement` element has sub-elements.

&reftitle.parameters; &no.function.parameters;
&reftitle.returnvalues;

&true; if the current element has sub-elements, otherwise &false;

&reftitle.examples;

### Check whether the current element has sub-elements

    <?php
    $xml = <<<XML
    <books>
        <book>
            <title>PHP Basics</title>
            <author>Jim Smith</author>
        </book>
        <book>XML basics</book>
    </books>
    XML;

    $xmlElement = new SimpleXMLElement($xml);
    for ($xmlElement->rewind(); $xmlElement->valid(); $xmlElement->next()) {
        if ($xmlElement->hasChildren()) {
            var_dump($xmlElement->current());
        }
    }
    ?>

&example.outputs;

    object(SimpleXMLElement)#2 (2) {
      ["title"]=>
      string(10) "PHP Basics"
      ["author"]=>
      string(9) "Jim Smith"
    }