tidyNode::hasChildren

    (PHP 5, PHP 7, PHP 8)

    tidyNode::hasChildren — Checks if a node has children

    说明

    publictidyNode::hasChildren(): bool

    Tells if the node has children.

    参数

    此函数没有参数。

    返回值

    Returns true if the node has children, false otherwise.

    示例

    示例 #1 tidyNode::hasChildren() example

    <?php

    $html     = <<< HTML
    <html><head>
    <?php echo '<title>title</title>'; ?>
    <#

    alert('Hello World');
    #>
    </head>
    <body>

    <?php

    以上示例会输出：

    bool(true) bool(false)
    To Top