Selectors/API/jQuery - Sample Code
:input
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<script src="http://code.jquery.com/jquery-latest.js"></script>
<script>
$(document).ready(function(){
var allInputs = $(":input");
var formChildren = $("form > *");
$("div").text("Found " + allInputs.length + " inputs and the form has " +
formChildren.length + " children.")
.css("color", "red");
$("form").submit(function () { return false; }); // so it won't submit
});
</script>
<style>
textarea { height:45px; }
</style>
</head>
<body>
<form>
<input type="button" value="Input Button"/>
<input type="checkbox" />
<input type="file" />
<input type="hidden" />
<input type="image" />
<input type="password" />
<input type="radio" />
<input type="reset" />
<input type="submit" />
<input type="text" />
<select><option>Option</option></select>
<textarea></textarea>
<button>Button</button>
</form>
<div>
</div>
</body>
</html>
[実行結果]