var errSID=0,errNRC=0; FuncGetNrc = function(){ return errSID,errNRC; } FuncClrNrc = function(){ //return errSID,errNRC; errSID = 0; errNRC = 0; } //接收 FuncDiag7FPro = function(data){ //console.dumpJson(data); select(data[2]) { case 0x78 { FuncDisplay("服务正忙") } else { FuncDisplay("错误") } } errSID = data[1]; errNRC = data[2]; }