Function html_escape 

pub fn html_escape(s: &str) -> String

Escape a string for safe insertion into HTML element content or double-quoted HTML attributes.

Replaces &, <, >, ", ' with their HTML entities.

Example

use rustango::text::html_escape;
assert_eq!(html_escape("<script>"), "&lt;script&gt;");
assert_eq!(html_escape("a & b"), "a &amp; b");