lcg #005

the calculator in jsFiddle

by dirkk0

HTML

<p>
    <input type="text" id="i1"></input>
    <input type="text" id="i2"></input>
    <button id="b1" onClick="doCalc()">Add!</button>
</p>
<p id="r"></p>

CSS

html{
    background-color:lightgrey;
}

JavaScript

doCalc = function () {
    var n1 = document.getElementById('i1').value
    n1 = parseFloat(n1)
    var n2 = document.getElementById('i2').value
    n2 = parseFloat(n2)
    var r = n1 + n2;
    console.log(r);
    document.getElementById('r').innerHTML = r
}