--TEST--
SPL: SimpleXMLIterator and getChildren()
--EXTENSIONS--
simplexml
libxml
--FILE--
<?php

$xml =<<<EOF
<?xml version='1.0'?>
<!DOCTYPE sxe SYSTEM "notfound.dtd">
<sxe id="elem1">
 Plain text.
 <elem1 attr1='first'>
  Bla bla 1.
  <!-- comment -->
  <elem2>
   Here we have some text data.
   <elem3>
    And here some more.
    <elem4>
     Wow once again.
    </elem4>
   </elem3>
  </elem2>
 </elem1>
 <elem11 attr2='second'>
  Bla bla 2.
  <elem111>
   Foo Bar
  </elem111>
 </elem11>
</sxe>
EOF;

$sxe = simplexml_load_string($xml, 'SimpleXMLIterator');

foreach($sxe->getChildren() as $name => $data) {
    var_dump($name);
    var_dump(get_class($data));
    var_dump(trim($data));
}

echo "===RESET===\n";

for ($sxe->rewind(); $sxe->valid(); $sxe->next()) {
    var_dump($sxe->hasChildren());
    var_dump(trim($sxe->key()));
    var_dump(trim($sxe->current()));
    foreach($sxe->getChildren() as $name => $data) {
        var_dump($name);
        var_dump(get_class($data));
        var_dump(trim($data));
    }
}

?>
--EXPECTF--
Warning: foreach() argument must be of type array|object, null given in %ssxe_003.php on line %d
===RESET===
bool(true)
string(5) "elem1"
string(10) "Bla bla 1."
string(5) "elem2"
string(17) "SimpleXMLIterator"
string(28) "Here we have some text data."
bool(true)
string(6) "elem11"
string(10) "Bla bla 2."
string(7) "elem111"
string(17) "SimpleXMLIterator"
string(7) "Foo Bar"