prototype1.4简介_yj(14)

prototype1.4简介_yj

下面的例子用提示框显示0-9。 <script>

function demoTimes(){ var n = 10;

n.times(function(index){ alert(index); });

/*************************** * you could have also used: * (10).times( .... ); ***************************/ }

</script>

<input type=button value="Test Number.times()" onclick="demoTimes()">

让我们看看如何运用这些扩展。

<input type=checkbox id=myChk value=1> Test? <script>

//declaring the class

var CheckboxWatcher = Class.create();

//defining the rest of the class implementation CheckboxWatcher.prototype = {

initialize: function(chkBox, message) { this.chkBox = $(chkBox); this.message = message;

//assigning our method to the event

this.chkBox.onclick =

this.showMessage.bindAsEventListener(this); },

showMessage: function(evt) {