Alternative code for PHP < 5.3:
<?php
$count = $node->count(); // PHP > 5.3
$count = count($node->children()); // PHP < 5.3
?>
SimpleXMLElement::count
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SimpleXMLElement::count — Counts the children of an element
Descrizione
This method counts the number of children of an element.
Elenco dei parametri
Questa funzione non contiene parametri.
Valori restituiti
Returns the number of elements of an element.
Esempi
Example #1 Counting the number of children
<?php
$xml = <<<EOF
<people>
<person name="Person 1">
<child/>
<child/>
<child/>
</person>
<person name="Person 2">
<child/>
<child/>
<child/>
<child/>
<child/>
</person>
</people>
EOF;
$elem = new SimpleXMLElement($xml);
foreach ($elem as $person) {
printf("%s has got %d children.\n", $person['name'], $person->count());
}
?>Il precedente esempio visualizzerà:
Person 1 has got 3 children. Person 2 has got 5 children.
add a note
User Contributed Notes 1 note
daniel dot erni at focusedpublishing dot com ¶
13 years ago
