medium_ad/app/utils/xls.go

package utils

import (
	"bytes"
	"fmt"
	"github.com/360EntSecGroup-Skylar/excelize"
	"github.com/gin-gonic/gin"
	"io/ioutil"
)

func Output(c *gin.Context, name string, data map[string]string) string {
	//创建excel文件
	xlsx := excelize.NewFile()
	//创建新表单
	index := xlsx.NewSheet(name)
	for k, v := range data {
		//设置单元格的值
		xlsx.SetCellValue(name, k, v)
	}
	//设置默认打开的表单
	xlsx.SetActiveSheet(index)
	////保存文件到指定路径
	//err := xlsx.SaveAs("./" + name + ".xlsx")
	//if err != nil {
	//	log.Fatal(err)
	//}
	//_ = file.Save(fileName)
	c.Header("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, name+".xlsx"))
	c.Header("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
	var buffer bytes.Buffer
	_ = xlsx.Write(&buffer)
	r := bytes.NewReader(buffer.Bytes())
	fSrc, _ := ioutil.ReadAll(r)
	str := "data:application/vnd.ms-excel;base64," + Base64RawStdEncode(string(fSrc))
	return str
}