php - 从 PHP 中的简单 XML 元素中提取属性

Question

让我发疯——我有一个简单的 XML 元素，我只想提取“_Code”属性。我该怎么做？

<?php

$responseCode = "<STATUS _Condition='FAILURE' _Code='0705' _Description='Search failed subject not found' />";
$xml = simplexml_load_string($responseCode);

print_r($xml);

$code = $xml=>@attributes=>_Code; // Parse error
$code = $xml['@attributes']['_Code']; // Returns blank
echo "CODE = ".(string)$code; 

?>

代码 =

http://php.net/manual/en/function.simplexml-load-string.php

Answer 1

使用SimpleXMLElement::attributes()

$attrs = $xml->attributes();
$code = $attrs['_Code'];