JavaScript Escape / Unescape

Escapes or unescapes a JavaScript string removing traces of offending characters that could prevent interpretation.

The following characters are reserved in JavaScript and must be properly escaped to be used in strings:

• Horizontal Tab is replaced with \t
• Vertical Tab is replaced with \v
• Nul char is replaced with \0
• Backspace is replaced with \b
• Form feed is replaced with \f
• Newline is replaced with \n
• Carriage return is replaced with \r
• Single quote is replaced with \'
• Double quote is replaced with \"
• Backslash is replaced with \\