Function parsercher::search_attr[−][src]

pub fn search_attr(dom: &Dom, attr: &str) -> Option<Vec<String>>

Expand description

Returns the value of a specific attribute for all tags.

Examples

Get the value of the target attribute of all tags.

use parsercher;

let html = r#"
<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8">
    <meta target="value1">
    <title>sample html</title>
  </head>
  <body target="value2">
    <h1>sample</h1>

    <div id="content" target="value3"></div>

    <ol>
      <li>first</li>
      <li target="value4">second</li>
      <li>therd</li>
    </ol>
  </body>
</html>
"#;

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

let values = parsercher::search_attr(&dom, "target").unwrap();
assert_eq!(values.len(), 4);
assert_eq!(values[0], "value1".to_string());
assert_eq!(values[1], "value2".to_string());
assert_eq!(values[2], "value3".to_string());
assert_eq!(values[3], "value4".to_string());