ExtJS上拉框本地模糊搜索

ExtJS下拉框本地模糊搜索

 var converted4toos = new Ext.form.ComboBox({        typeAhead: true,        triggerAction: 'all',        transform:'addrequire_business_charger',                 width:200,         typeAheadDelay:5000,emptyText:'请选择业务负责人' });