package mime
Golang mime.TypeByExtension() function usage example
package main
import (
"fmt"
"mime"
"os"
"path/filepath"
)
func main() {
if len(os.Args) != 2 {
fmt.Printf("Usage : %s filename \n", os.Args[0])
os.Exit(1)
}
// get file extension
ext := filepath.Ext(os.Args[1])
mType := mime.TypeByExtension(ext)
fmt.Println("Media type : ", mType)
}
SEE ALSO : https://www.socketloop.com/tutorials/golang-how-to-verify-uploaded-file-is-image-or-allowed-file-types
References :
https://www.socketloop.com/tutorials/golang-find-files-by-extension
http://golang.org/pkg/mime/#TypeByExtension
