SimpleXMLElement->children()
(PHP 5 >= 5.0.1)
SimpleXMLElement->children() — Finds children of given node
Descrizione
SimpleXMLElement
SimpleXMLElement children
([ string $ns
[, bool $is_prefix
]] )
This method finds the children of the element of which it is a member. The result follows normal iteration rules.
Nota: SimpleXML possiede regole per aggiungere proprietà iterative a diversi metodi. Queste non possono essere visualizzate con var_dump() o qualsiasi altra cosa che possa esaminare gli oggetti.
Elenco dei parametri
- ns
-
- is_prefix
-
Default to FALSE
Valori restituiti
Log delle modifiche
| Versione | Descrizione |
|---|---|
| 5.2.0 | The optional parameter is_prefix was added. |
Esempi
Example#1 Traversing a children() pseudo-array
<?php
$xml = new SimpleXMLElement(
'<person>
<child role="son">
<child role="daughter"/>
</child>
<child role="daughter">
<child role="son">
<child role="son"/>
</child>
</child>
</person>');
foreach ($xml->children() as $second_gen) {
echo ' The person begot a ' . $second_gen['role'];
foreach ($second_gen->children() as $third_gen) {
echo ' who begot a ' . $third_gen['role'] . ';';
foreach ($third_gen->children() as $fourth_gen) {
echo ' and that ' . $third_gen['role'] .
' begot an style="color: #DD0000">'role'] .
' begot a ' . $fourth_gen['role'];
}
}
}
?>
Il precedente esempio visualizzerà :
The person begot a son who begot a daughter; The person begot a daughter who begot a son; and that son begot a son