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brunoborges/gist:1811951

Created February 13, 2012 00:02
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gistfile1.js
<html>
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
<script>
function showDiff() {
var s1 = $("#first").val();
var s2 = $("#second").val();
var d1 = toDate(s1);
var d2 = toDate(s2);
var diff = daydiff(d1, d2);
if (diff <= 0) {
diff = diff + " dia";
} else {
diff = diff + " dias";
}
$("#diff").text(diff);
}
function toDate(string) {
var date = new Date();
var as = string.split("/");
date.setDate(as[0]);
date.setMonth(as[1]);
date.setYear(as[2]);
return date;
}
function daydiff(first, second) {
return (second-first)/(1000*60*60*24)
}
$(document).ready(function(){
$("#showDiff").click(showDiff);
});
</script>
</head>
<body>
<div class="rowElem">
<select name="first" class="first" id="first">
<option value="17/02/2012">17/02/2012 (sexta-feira)</option>
<option value="18/02/2012">18/02/2012 (sábado)</option>
<option value="19/02/2012">19/02/2012 (domingo)</option>
</select>
</div>
<span class="text">e voltando em</span>
<div class="rowElem">
<select name="second" class="second" id="second">
<option value="20/02/2012">20/02/2012 (segunda-feira)</option>
<option value="21/02/2012">21/02/2012 (terça-feira)</option>
<option value="22/02/2012">22/02/2012 (quarta-feira)</option>
<option value="23/02/2012">23/02/2012 (quinta-feira)</option>
<option value="24/02/2012">24/02/2012 (sexta-feira)</option>
<option value="25/02/2012">25/02/2012 (sábado)</option>
<option value="26/02/2012">26/02/2012 (domingo)</option>
<option value="27/02/2012">27/02/2012 (segunda-feira)</option>
</select>
</div>
<input type="button" id="showDiff" value="Show diff" />
<span id="diff"></span>
</body>
</html>
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