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|
--TEST--
SPL: SimpleXMLIterator and overridden iterator methods()
--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;
class SXETest extends SimpleXMLIterator
{
function rewind(): void
{
echo __METHOD__ . "\n";
parent::rewind();
}
function valid(): bool
{
echo __METHOD__ . "\n";
return parent::valid();
}
function current(): SimpleXMLElement
{
echo __METHOD__ . "\n";
return parent::current();
}
function key(): string
{
echo __METHOD__ . "\n";
return parent::key();
}
function next(): void
{
echo __METHOD__ . "\n";
parent::next();
}
function hasChildren(): bool
{
echo __METHOD__ . "\n";
return parent::hasChildren();
}
function getChildren(): ?SimpleXMLIterator
{
echo __METHOD__ . "\n";
return parent::getChildren();
}
}
$sxe = new SXETest($xml);
$rit = new RecursiveIteratorIterator($sxe, RecursiveIteratorIterator::SELF_FIRST);
foreach($rit as $data) {
var_dump(get_class($data));
var_dump(trim($data));
}
?>
--EXPECT--
SXETest::rewind
SXETest::valid
SXETest::hasChildren
SXETest::valid
SXETest::current
string(7) "SXETest"
string(10) "Bla bla 1."
SXETest::getChildren
SXETest::rewind
SXETest::valid
SXETest::hasChildren
SXETest::valid
SXETest::current
string(7) "SXETest"
string(28) "Here we have some text data."
SXETest::getChildren
SXETest::rewind
SXETest::valid
SXETest::hasChildren
SXETest::valid
SXETest::current
string(7) "SXETest"
string(19) "And here some more."
SXETest::getChildren
SXETest::rewind
SXETest::valid
SXETest::hasChildren
SXETest::valid
SXETest::current
string(7) "SXETest"
string(15) "Wow once again."
SXETest::next
SXETest::valid
SXETest::next
SXETest::valid
SXETest::next
SXETest::valid
SXETest::next
SXETest::valid
SXETest::hasChildren
SXETest::valid
SXETest::current
string(7) "SXETest"
string(10) "Bla bla 2."
SXETest::getChildren
SXETest::rewind
SXETest::valid
SXETest::hasChildren
SXETest::valid
SXETest::current
string(7) "SXETest"
string(7) "Foo Bar"
SXETest::next
SXETest::valid
SXETest::next
SXETest::valid
SXETest::valid
|
