go excel导出

gin中文件流导出excel

func GoodsExport(c *gin.Context) {
    var list []GoodsExports
    dbMysql := mysql.GetORM()
    sql := `select goods_id,user_id,goods_name from tb_goods`
    dbMysql.SQL(sql).Find(&list)
    //导出
    var file *xlsx.File
    var sheet *xlsx.Sheet
    var row *xlsx.Row
    var err error

    file = xlsx.NewFile()
    sheet, err = file.AddSheet("Sheet1")
    if err != nil {
        fmt.Printf(err.Error())
    }

    row = sheet.AddRow()
    row.AddCell().Value = "商品ID"
    row.AddCell().Value = "用户"
    row.AddCell().Value = "商品标题"
    for _, v := range list {
        row = sheet.AddRow()
        row.AddCell().Value = strconv.Itoa(v.GoodsId)
        row.AddCell().Value = v.UserId
        row.AddCell().Value = v.GoodsName
    }
    buf := new(bytes.Buffer)
    err = file.Write(buf)
    if err != nil {
        fmt.Printf(err.Error())
        return
    }
    c.Header("Content-Description", "File Transfer")
    c.Header("Content-Disposition", "attachment; filename=商品.xlsx")
    c.Data(http.StatusOK, "text/xlsx", buf.Bytes())

}

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