DomElement->has_attribute()
(no version information, might be only in CVS)
DomElement->has_attribute() --
Checks to see if an attribute exists in the current node
说明
class
DomElement {
bool
has_attribute ( string name )
}
This functions checks to see if an attribute named
name
exists in the current node.
参数
name
The name of the tested attribute.
返回值
Returns TRUE if the asked attribute exists, FALSE otherwise.
范例
例 1. Testing the existence of an attribute
<?php
include("example.inc");
if (!$dom = domxml_open_mem($xmlstr)) { echo "Error while parsing the document\n"; exit; }
$root = $dom->document_element();
$buffer = '<html'; if ($root->has_attribute('language')) { $buffer .= 'lang="' . $root->get_attribute('language') . '"'; } $buffer .= '>';
?>
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