Prototype - removeClassName() 方法
This method removes the element's CSS className and returns element.
Syntax
element.remove();
Return Value
Returns HTML element from which it removes CSS class.
Example
<html>
<head>
<title>Prototype examples</title>
<script type = "text/javascript" src = "/javascript/prototype.js"></script>
<script>
function showResult() {
// 删除类名之前
var arr = $('dingo').classNames();
arr.each(function(class) {
alert( "Before Removing, Class name is " + class );
});
$('dingo').removeClassName('food');
// 删除类名后
var arr = $('dingo').classNames();
arr.each(function(class) {
alert( "After removing, Class name is " + class );
});
}
</script>
</head>
<body>
<p>单击按钮查看结果。</p>
<div id = "dingo" class = "apple fruit food">
<ul>
<li id = "golden-delicious">Golden Delicious</li>
<li id = "mutsu">Mutsu</li>
<li id = "mcintosh">McIntosh</li>
<li id = "ida-red">Ida Red</li>
</ul>
</div>
<input type = "button" value = "Show Result" onclick = "showResult();"/>
</body>
</html>
prototype_element_object.html
