Microdata
microdata parser.
Usage:
use parse_html;
let html = r#"
<div itemscope>
<p>My name is <span itemprop="name">Elizabeth</span>.</p>
</div>
<div itemscope>
<p>My name is <span itemprop="name">Daniel</span>.</p>
</div>
"#;
let res = parse_html.unwrap;