title: JavaScript: Display positive numbers with the plus sign
body: <p>How would I display positive number such as 3 as +3 and negative numbers such -5 as -5? So, as follows:</p>
  
  <p>1, 2, 3 goes into +1, +2, +3</p>
  
  <p>but if those are </p>
  
  <p>-1, -2, -3 then goes into -1, -2, -3</p>