tidyNode::isComment
tidyNode::isComment
(PHP 5 >= 5.0.1, PHP 7)
tidyNode :: isComment - 检查节点是否表示评论
描述
bool tidyNode::isComment ( void )
告诉节点是否是评论。
返回值
返回TRUE
节点是否是注释,FALSE
否则返回。
例子
示例#1从混合HTML文档中提取注释
<?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->isComment()) {
echo "\n\n# comment 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
}
}
}
?>
上面的例子将输出:
# jste node #1
<#
/* JSTE code */
alert('Hello World'
#>
← tidyNode::isAsp
tidyNode::isHtml →