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DOMDocument::saveHTML

(PHP 5, PHP 7, PHP 8)

DOMDocument::saveHTML — Dumps the internal document into a string using HTML formatting

说明

public DOMDocument::saveHTML(?DOMNode $node = null): string|false

Creates an HTML document from the DOM representation. This function is usually called after building a new dom document from scratch as in the example below.

参数

node

Optional parameter to output a subset of the document.

返回值

Returns the HTML, or false if an error occurred.

示例

示例 #1 Saving a HTML tree into a string

<?php

$doc = new DOMDocument('1.0');

$root = $doc->createElement('html');
$root = $doc->appendChild($root);

$head = $doc->createElement('head');
$head = $root->appendChild($head);

$title = $doc->createElement('title');
$title = $head->appendChild($title);

$text = $doc->createTextNode('This is the title');
$text = $title->appendChild($text);

echo $doc->saveHTML();

?>

参见