我能得到正确的格式吗

can I get the correct format

http://jsfiddle.net/yy77ja65/

{
    text : "Number without dots",
    flex : 2,
    dataIndex : "numberwithoutdots",
    renderer: Ext.util.Format.numberRenderer('€ 0')
}

您可以使用自定义渲染器

function renderMoney(value,b,records){
    return Ext.util.Format.number(value, records.data.currency + ' ' + records.data.format)                        
}
...
{
    text : "Number with dots",     
    flex : 1,
    dataIndex : "numberwithdots",
    renderer: renderMoney
}
....

http://jsfiddle.net/mowglisanu/yy77ja65/2/