<html>
<head>
</head>
<body>
<form name="example">
<input name="item" type="checkbox" value="1" />foo
<input name="item" type="checkbox" value="2" checked="checked" />bar
<input name="item" type="checkbox" value="3" />baz
<input name="person[]" type="checkbox" value="1" />qux
<input name="person[]" type="checkbox" value="2" />quux
<input name="person[]" type="checkbox" value="3" checked="checked" />corge
</form>
</body>
</html>