iOS Development status bar uistatusbar icon operation

Nsarray *subicons = [[[[UIApplication sharedapplication] Valueforkeypath:@ "statusBar"] Valueforkeypath:@ "foregroundview"] subviews];

Printing Description of Subicons:<__nsarraym0x7ff61141b640>(<uistatusbarserviceitemview:0X7FF61171AD10; frame = (6 0; the  -); AutoResize = RM+BM; userinteractionenabled = NO; Layer = <calayer:0x7ff611712480>> [Item = <uistatusbaritem:0x7ff61170fa90>[Uistatusbarserviceitemview (left)]],<uistatusbardatanetworkitemview:0x7ff61141b010; frame = ( - 0; -  -); AutoResize = RM+BM; userinteractionenabled = NO; Layer = <calayer:0X7FF611419C60>> [Item = <uistatusbaritem:0x7ff611419670>[Uistatusbardatanetworkitemview (left)]],<uistatusbarbatteryitemview:0x7ff61141bad0; frame = (384 0; -  -); AutoResize = LM+BM; userinteractionenabled = NO; Layer = <calayer:0x7ff61141a720>> [Item = <uistatusbaritem:0x7ff61141a880>[Uistatusbarbatteryitemview (right)]],<uistatusbartimeitemview:0x7ff6114212c0; frame = (185 0; the  -); userinteractionenabled = NO; Layer = <calayer:0x7ff6114216c0>> [Item = <uistatusbaritem:0X7FF611702C90>[Uistatusbartimeitemview (Center)])

 for (ID in subicons) {       /...}

iOS Development status bar uistatusbar icon operation