(PHP 8 >= 8.4.0)
DOMXPath::quote — Quotes a string for use in an XPath expression
strReturns a quoted string to be used in an XPath expression.
示例 #1 Matching attribute value with quotes
<?php
$doc = new DOMDocument;
$doc->loadXML(<<<XML
<books>
<book name="'quoted' name">Book title</book>
</books>
XML);
$xpath = new DOMXPath($doc);
$query = "//book[@name=" . DOMXPath::quote("'quoted' name") . "]";
echo $query, "\n";
$entries = $xpath->query($query);
foreach ($entries as $entry) {
echo "Found ", $entry->textContent, "\n";
}
?>以上示例会输出：
//book[@name="'quoted' name"] Found Book title
Mixed quote types are also supported:
<?php
echo DOMXPath::quote("'different' \"quote\" styles");
?>以上示例会输出：
concat("'different' ",'"quote" styles')