SimpleXMLElement::count

(PHP 5 >= 5.3.0)

SimpleXMLElement::countCounts the children of an element

Descrizione

public int SimpleXMLElement::count ( void )

This method counts the number of children of an element.

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 visualizzerĂ :

Person 1 has got 3 children.
Person 2 has got 5 children.

Vedere anche:

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User Contributed Notes 1 note

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4
daniel dot erni at focusedpublishing dot com
3 years ago
Alternative code for PHP < 5.3:
<?php
$count
= $node->count(); // PHP > 5.3
$count = count($node->children()); // PHP < 5.3
?>
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