packagemain import( "os" "encoding/csv" ) funcmain(){ f,err:=os.Create("haha2.csv") iferr!=nil{ panic(err) } deferf.Close() f.WriteString("\xEF\xBB\xBF")//写入UTF-8BOM w:=csv.NewWriter(f) w.Write([]string{"编号","姓名","年龄"}) w.Write([]string{"1","张三","23"}) w.Write([]string{"2","李四","24"}) w.Write([]string{"3","王五","25"}) w.Write([]string{"4","赵六","26"}) w.Flush() }