Prevent HTML Removing Successive Spaces

I have an issue in a JSP page where I have to display a generated message onscreen based on a string. It all works fine until one of the account numbers contains two spaces. So, I

Solution 1:

white-space: break-spaces solved for me. More on white-spaces here. They have this awesome table:

Solution 2:

function encodeWhiteSpaces(str) {
   return str.split('').map(function(c) { return c === ' ' ? ' ' : c }).join('');
}

The string is converted to an array(split), then created a new arrray (map) with all white spaces converted to  , finally join the array back to a string (join).

Solution 3:

Replace spaces with   if they're copied/pasted on the front-end they're treated the same as spaces.