tidyNode::isHtml
(PHP 5, PHP 7, PHP 8)
tidyNode::isHtml — Checks if a node is an element node
Description
Tells if the node is an element node, but not the root node of the document.
Parameters
This function has no parameters.
Return Values
Returns true if the node is an element node, but not the root node of the document, false otherwise.
Changelog
| Version | Description |
|---|---|
| 7.3.24, 7.4.12 | This function has been fixed to have reasonable behavior. Previously, almost any node was reported as being an HTML node. |
Examples
Example #1 Extract HTML code from a mixed HTML document
<?php
$html = <<< HTML
<html><head>
<?php echo '<title>title</title>'; ?>
<#
alert('Hello World');
#>
</head>
<body>
<?php
The above example will output:
# html node #1 <html> <head> <?php echo '<title>title</title>'; ?><# alert('Hello World'); #> <title></title> </head> <body> <?php echo 'hello world!'; ?><% response.write("Hello World!") %><!-- Comments --> Hello WorldOutside HTML </body> </html> # html node #2 <head> <?php echo '<title>title</title>'; ?><# alert('Hello World'); #> <title></title> </head> # html node #3 <title></title> # html node #4 <body> <?php echo 'hello world!'; ?><% response.write("Hello World!") %><!-- Comments --> Hello WorldOutside HTML </body>