tab := fmttab.New("Environments",fmttab.BorderDouble,nil)
   	tab.AddColumn("ENV",25,fmttab.AlignLeft).
   		AddColumn("VALUE",25,fmttab.AlignLeft)
   	for _,env:=range os.Environ() {
   		keyval := strings.Split(env,"=")
   		tab.AppendData(map[string]interface{} {
   			"ENV": keyval[0],
   			"VALUE" : keyval[1],
   		})
   	}
   	tab.WriteTo(os.Stdout)

    package main

    import (
        "github.com/arteev/fmttab"
        "os"
        "path/filepath"
    )

    var files []map[string]interface{}
    func walkpath(path string, f os.FileInfo, err error) error {
        files = append(files, map[string]interface{} {
            "Name": f.Name(),
            "Size": f.Size(),
            "Dir": f.IsDir(),
            "Time": f.ModTime().Format("2006-01-02 15:04:01"),
        })
        return nil
    }
    func main() {
        files=make([]map[string]interface{},0)
        root := filepath.Dir(os.Args[0])
        filepath.Walk(root,walkpath)
        i:=0
        lfiles:=len(files)
    
        tab := fmttab.New("Table",fmttab.BorderDouble,func() (bool, map[string]interface{}) {
            if i>=lfiles {
                return false,nil
            }
            i++
            return true,files[i-1]
        })
        tab.AddColumn("Name",30,fmttab.AlignLeft).
            AddColumn("Size",10,fmttab.AlignRight).
            AddColumn("Time",fmttab.WidthAuto,fmttab.AlignLeft).
            AddColumn("Dir",6,fmttab.AlignLeft)
        tab.WriteTo(os.Stdout)
    }