Utilities/API/jQuery - Sample Code
jQuery.isArray(obj)
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script src="/jquery/js/jquery.js"></script>
<script>
$(document).ready(function(){
$("div").append("[]は配列？:<b>"+$.isArray([])+"</b><br/>");
$("div").append("{}は配列？:<b>"+$.isArray({})+"</b><br/>");
});
</script>
</head>
<body>
<div></div>
</body>
</html>
[実行結果]