javascript - Ext JS 5 - 检查 gridview 是否为空？

Question

我想检查我的 GridView 是否为空？这是我到目前为止得到的:

var mygrid = Ext.ComponentQuery.query('mygridID')[0];
//Now i need to check the grid if they have values or not. If it is empty, i want to return a string that says "". Help?

Answer 1

您必须获取与 GridView 连接的商店中的记录数:

if (!mygrid.getStore().getCount()) {
    return 'empty';
}