Converting text to Unicode in javascript

Question

I have the following:

function showUnicode()
{
  var text = prompt( \'Enter the wanted text\', \'Unicode\' ),
      unicode = 0,
      ntext,
      temp,
            


        

Answer 1

JavaScript uses UCS-2 internally.

This means that supplementary Unicode symbols are exposed as two separate code units (the surrogate halves). For example, '

Answer 2

NaN = Not a Number

You need to initialize "unicode" as a numeric type:

var unicode = 0

Answer 3

You should initialize the unicode variable to something, or you're adding the char codes to undefined.