Syntax
escape(string) escape(expression)
The escape() method returns a string object in which all non-alphanumeric characters are converted to their numeric equivalent in the form %XX.
The XX is a hexadecimal number representing the non-alphanumeric character.
<html> <script lanuguage="JavaScript"> var newString = escape("A & B C"); document.write(newString); </script> </html>