Function parsercher::search_attrs[−][src]

pub fn search_attrs<'a>(dom: &Dom, attrs: &Vec<&str>) -> Option<Vec<String>>

Expand description

Returns the value of specific attributes for all tags.

Examples

Get the values of the id and class attributes of all tags.

use parsercher;

let html = r#"
<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8">
    <meta id="id1">
    <title>sample html</title>
  </head>
  <body id="id2" class="class1">
    <h1>sample</h1>

    <div align="center" class="class2"></div>

    <ol>
      <li>first</li>
      <li class="class3">second</li>
      <li>therd</li>
    </ol>
  </body>
</html>
"#;

let dom = parsercher::parse(&html).unwrap();

let attrs = vec!("id", "class");
let values = parsercher::search_attrs(&dom, &attrs).unwrap();
assert_eq!(values.len(), 5);
assert_eq!(values[0], "id1".to_string());
assert_eq!(values[1], "id2".to_string());
assert_eq!(values[2], "class1".to_string());
assert_eq!(values[3], "class2".to_string());
assert_eq!(values[4], "class3".to_string());