Ext js numberfield 科学计数法 解决方案

//单纯numberfield
Ext.create('Ext.form.Panel', {
    title: 'On The Wall',
    width: 300,
    bodyPadding: 10,
    renderTo: Ext.getBody(),
    items: [{
        xtype: 'numberfield',
        anchor: '100%',
        name: 'bottles',
        fieldLabel: '科学计数法',
        minValue: 0,
        decimalPrecision:12,
        setValue:function(v){return Number(v).toFixed(12)}
    }]
});

//grid列输入

Ext.create('Ext.grid.Panel', {
    title: 'Simpsons',
    store: Ext.data.StoreManager.lookup('simpsonsStore'),
    columns: [
        {text: 'Name', dataIndex: 'name',renderer:function(value){return Number(value).toFixed(12)},
            field:{xtype: 'numberfield',decimalPrecision:12,setValue:function(v){return Number(v).toFixed(12)}}}
    ],
    height: 200,
    width: 400,
　　 plugins: [Ext.create('Ext.grid.plugin.CellEditing', {clicksToEdit: 1})],
    renderTo: Ext.getBody()
});