Provides an object-oriented API to sanitize untrusted HTML input for safe

 insertion into a document's DOM
 The Symfony HTML Sanitizer component aims at sanitizing/cleaning untrusted
 HTML code (e.g. created by a WYSIWYG editor in the browser) into HTML that
 can be trusted. It is based on the HTML Sanitizer W3C Standard Proposal.
 .
 Symfony is a PHP framework, a set of tools and a development methodology.