ExtJS store data changes after refresh function

/* Delete operation */rmvitem:function (grid, RowIndex, Colindex) {Ext.MessageBox.confirm ("Prompt", "Confirm that you want to remove the agent?"). ", function (ID) {if (id = =" yes ") {var r = This.getstore (). GetAt (RowIndex); /*remove Request */var req = {url:ismpyh.req.site_rmv,params: {timestamp:new Date (). ValueOf (), Site_id:r.data.site_id,metho D: ' Delete '},scope:this,callback:function (o) {if (o.success) {Ext.MessageBox.alert (' hint ', ' delete succeeded ', function () { This.getstore (). Remove (R); Ext.StoreMgr.get (' situs '). reload ();},this);} else {var msg = o.message;if (msg = = = null) {msg = ' sorry, processing failed! Please try again later. ‘;} Ext.MessageBox.alert (' Hint ', msg);}}};i SmpYH.Ajax.send (req);}}, this);

　　

Ext.StoreMgr.get (' situs '). Reload ();

This line of code represents a store that refreshes another storeid to situs after deleting one piece of data. That is, the store of other data related to this data is updated.

ExtJS store data changes after refresh function