$people = simplexml_load_string($xml);
var_dump($people->person[0]['name']);
var_dump($people->person[0]['age']);
-$people->person[0]['name'] = "XXX";
-$people->person[0]['age'] = 30;
+$person = $people->person[0];
+$person['name'] = "XXX";
var_dump($people->person[0]['name']);
+$people->person[0]['age'] = 30;
var_dump($people->person[0]['age']);
$people->person[0]['age'] += 5;
var_dump($people->person[0]['age']);
+echo "---Unset:---\n";
unset($people->person[0]['age']);
+echo "---Unset?---\n";
var_dump($people->person[0]['age']);
var_dump(isset($people->person[0]['age']));
echo "---Done---\n";
string(3) "XXX"
string(2) "30"
string(2) "35"
+---Unset:---
+---Unset?---
NULL
bool(false)
---Done---
$people = simplexml_load_string($xml);
var_dump($people->person['name']);
-var_dump($people->person[0]['name']);
-$people->person[0]['name'] .= "ZZZ";
+$people->person['name'] = $people->person['name'] . 'Foo';
+var_dump($people->person['name']);
+$people->person['name'] .= 'Bar';
var_dump($people->person['name']);
+
+echo "---[0]---\n";
+
+$people = simplexml_load_string($xml);
+var_dump($people->person[0]['name']);
+$people->person[0]['name'] = $people->person[0]['name'] . 'Foo';
var_dump($people->person[0]['name']);
+$people->person[0]['name'] .= 'Bar';
+var_dump($people->person[0]['name']);
+
echo "---Done---\n";
?>
--EXPECT--
string(3) "Joe"
+string(3) "JoeFoo"
+string(3) "JoeFooBar"
+---[0]---
string(3) "Joe"
-string(3) "JoeZZZ"
-string(3) "JoeZZZ"
+string(3) "JoeFoo"
+string(3) "JoeFooBar"
---Done---