JavaScript匿名函数在事件处理中的应用

按钮点击事件实现示例

<form action="#">
<input type="button" value="Click Me" id="anonbutton" />
</form>
<script type="text/javascript">
var anonbutton = document.getElementById("anonbutton");
anonbutton.onclick = function() {
  alert("anonymous function called.");
}
</script>