has_children {do}

Wether children nodes exist

Description

Wether children nodes exist

Usage

has_children(...)

Arguments

...

one or more documents, nodes, or node sets.

Value

logical value

Examples

txt='<div class="activityBody postBody thing">
        <p>
            <a href="/forum/conversation" rel="post" >(22)</a>
            where?
        </p>
      <p>
        stays 
        <b>disappears</b>
        <a>disappears</a>D
        <span>disappears</span>
        stays
      </p>
    </div>'
 library(xml2)
 html=read_html(txt)
 has_children(html)