Extjs record用法例子

// Update record
var fieldName = record.data.keyName;
var fieldValue = record.data.keyValue;
record.data.keyValue = "要修改的值";

// New record
Ext.data.Record({keyName:‘ups‘,logic:‘=‘,keyValue:‘kv‘,keyType:‘stirng‘});

原文：http://my.oschina.net/moks/blog/349236