HTML2Any is the software to convert html/text data to html/javascript/text data with charset encoding conversion or without.
Open, drag'n'drop, paste from clipboard, set source charset encoding and reopen source document, convert to destination document, then save it in the wished charset, copy to clipboard or repaste it to source field.

HTML2Any allows convert

* text to javascript / html to javascript
* text to urlencoded javascript / html to urlencoded javascript
* text to javascript variable / hmtl to javascript variable

* text to html code / html to html code
* text to html page / html to html page
* text to HTMLZipped page / html to HTMLZipped page / javascript to HTMLZipped page
* text to HTMLZipped page with support UNICODE / html to HTMLZipped page with support UNICODE
* html to plain text (remove HTML tags) / javascript to plain text

* text/html/javascript as is with change charset encoding from one to another (same encodings are unavailable)
o ANSI to Unicode, ANSI to UTF8, ANSI to UTF16
o UTF8 to UTF16, UTF16 to UTF8
* text to base64 encoded text / html to base64 encoded text
* base64 encoded text to text/html (base64 decode)
* text to quoted printable encoded text / html to quoted printable encoded text
* quoted printable encoded text to text/html
* text to urlencoded text ASCII chars only / html to urlencoded text ASCII chars only
* text to urlencoded text all chars / html to urlencoded text all chars
* urlencoded text to text/html (urldecode)