excel_example.go

package main

import (
        "encoding/csv"
        "os"
)

func main() {

        f, err := os.Create("haha2.xls")

        if err != nil {

                panic(err)

        }

        defer f.Close()

        f.WriteString("\xEF\xBB\xBF") // 写入UTF-8 BOM
        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()

}