Safely escape & < > " ' and every non-ASCII character into HTML entities for error-free embedding, or decode named and numeric entities back to plain text.
Escaping &, <, >, " and ' prevents XSS breakage and renders text literally when embedding it in HTML or XML.
Yes. Both decimal (©) and hex (©) numeric entities are decoded via code points, alongside named entities like & and ©.
No. Encoding and decoding are fully client-side.