DOM XML (PHP 4) 函数
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DomDocumentType::system_id

(PHP 4 >= 4.1.0)

DomDocumentType::system_id Returns the system id of document type

说明

string DomDocumentType::system_id ( void )

Returns the system id of the document type.

返回值

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

范例

Example #1 Retrieving the system id

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

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

$doctype $dom->doctype();
echo 
$doctype->system_id();
?>

以上例程会输出:

/share/sgml/Norman_Walsh/db3xml10/db3xml10.dtd

Migrating to PHP 5

Use the systemId property of the DOMDocumentType object.


DOM XML (PHP 4) 函数
在线手册:中文 英文
PHP手册