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ExtJs之Ext.util.MixedCollection

2022-09-18 22:50:50

<!DOCTYPE html>

<html>

<head>

    <title>ExtJs</title>

        <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>

        <link rel="stylesheet" type="text/css" href="ExtJs/packages/ext-theme-crisp/build/resources/ext-theme-crisp-all.css">

      <script type="text/javascript" src="ExtJs/ext-all.js"></script>

      <script type="text/javascript" src="ExtJs/bootstrap.js"></script>

      <script type="text/javascript" src="ExtJs/packages/ext-theme-crisp/build/ext-theme-crisp.js"></script>

</head>

<body>

<script type="text/javascript">
Ext.onReady(function() {

  var item = new Ext.util.MixedCollection();

  item.on('add', function(index, o, key){

    Ext.Msg.alert('notice', '当前有对象加入，加入后的index是：' + index + '该对象的name是： ' +

    o.name + '加入对应的key是：' + key);

  });

  item.add('obj2key', {name: 'nobj2name'});
});

</script>

</body>

</html>