tidyNode::isJste
(PHP 5, PHP 7, PHP 8)
tidyNode::isJste — Checks if this node is JSTE
说明
public tidyNode::isJste(): boolTells if the node is JSTE.
参数
此函数没有参数。
返回值
Returns true if the node is JSTE, false otherwise.
范例
示例 #1 Extract JSTE code from a mixed HTML document
<?php
$html = <<< HTML
<html><head>
<?php echo '<title>title</title>'; ?>
<#
/* JSTE code */
alert('Hello World');
#>
</head>
<body>
<?php
// PHP code
echo 'hello world!';
?>
<%
/* ASP code */
response.write("Hello World!")
%>
<!-- Comments -->
Hello World
</body></html>
Outside HTML
HTML;
$tidy = tidy_parse_string($html);
$num = 0;
get_nodes($tidy->html());
function get_nodes($node) {
// check if the current node is of requested type
if($node->isJste()) {
echo "\n\n# jste node #" . ++$GLOBALS['num'] . "\n";
echo $node->value;
}
// check if the current node has childrens
if($node->hasChildren()) {
foreach($node->child as $child) {
get_nodes($child);
}
}
}
?>
以上例程会输出：
# jste node #1
<#
/* JSTE code */
alert('Hello World');
#>
User Contributed Notes
There are no user contributed notes for this page.官方地址：https://www.php.net/manual/en/tidynode.isjste.php