03 - Javascript calculations and output

Javascript calculations and output - convert weight in pounds to kilograms.

by mattslay

HTML

<div>
  Enter your weight in pounds:
  <input id="weightInPounds"/>
</div>

<br />

<button type="button" onclick="convertToKilograms()">Convert to kilograms</button>

<div style="margin-top:20px;">
  <span id="weightInKilograms"></span>
</div>

JavaScript

function convertToKilograms() {
     var weightInPounds = document.getElementById("weightInPounds").value;
     var weightInKilograms = weightInPounds * 2.2046;
     var outputElement = document.getElementById("weightInKilograms");
     var outputString = 'Your weight in kilograms is: ' + weightInKilograms.toString() + 'kg';
     outputElement.innerHTML = outputString;
 };