DomDocumentType::public_id

(PHP 4 >= 4.1.0)

DomDocumentType::public_id — Returns public id of document type

说明

string DomDocumentType::public_id ( void )

This function returns the public id of the document type.

返回值

Returns the public id of the DomDocumentType, as a string.

范例

The following example echos nothing.

Example #1 Retrieving the public id


<?php
include("example.inc");

if (!$dom = domxml_open_mem($xmlstr)) {
  echo "Error while parsing the document\n";
  exit;
}

$doctype = $dom->doctype();
echo $doctype->public_id();
?>

Migrating to PHP 5

Use the publicId property of the DOMDocumentType object.