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{ xtype: "textfield", width: 100, id: "txtGroupName", name: "txtGroupName", listeners: { change: function (t, newV, oldV, eOpts) { alert(newV); } } }
EXTJS 4.2 资料 控件之textfield文本框加事件的用法
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原文地址:http://www.cnblogs.com/foreverfendou/p/4278594.html