note 50811 added to function.arrayobject-construct
| From: | i72peesj at osu1 dot php dot net | Date: | Thu, 10 Mar 2005 16:17:39 +0000 |
| Subject: | note 50811 added to function.arrayobject-construct | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-86209@lists.php.net to get a copy of this message | ||
Esta clase crea un objeto con un array pasado como parámetro al constructor. Este objeto devuelto
permite manejar el array mediante los metodos count(), getIterator(), offsetExists(), offsetGet(),
offsetSet(), offsetUnset()
<?php
$array=array(1=>'uno',2=>'dos',3=>'tres');
$objeto=new ArrayObject($array);
echo $objeto->count().'<br>'; /*Imprime 3 que es el nº de elementos del array*/
$i=$objeto->getIterator();
while($i->valid()){
echo $i->current().'<br>';/*escribe los contenidos de $objeto*/
echo $objeto->offsetGet($i->key()).'<br>';/*tambien lo hace*/
$i->next();
}
$objeto->offsetSet(1,'uno-2');
echo $objeto->offsetGet(1).'<br>';/*escribe 'uno-2'*/
$objeto->offsetUnset(1);
echo $objeto->offsetGet(1).'-<br>';/*no existe -> NULL*/
?>
esto ofrece a la salida:
-----------------------
3
uno
uno
dos
dos
tres
tres
uno-2
-
---------------------
----
Manual Page -- http://www.php.net/manual/en/function.arrayobject-construct.php
Edit -- http://master.php.net/manage/user-notes.php?action=edit+50811
Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+50811&report=yes&reason=added+to+the+manual
Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+50811&report=yes&reason=bad+code
Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+50811&report=yes&reason=spam
Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+50811&report=yes&reason=useless
Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+50811&report=yes
Reject -- http://master.php.net/manage/user-notes.php?action=reject+50811&report=yes
Search -- http://master.php.net/manage/user-notes.php