golang 图片转base64
import (
"encoding/base64"
"io/ioutil"
"log"
)
func ImgtoBase64(imgPath string) string {
srcByte, err := ioutil.ReadFile(imgPath)
if err != nil {
log.Fatal(err)
}
res := base64.StdEncoding.EncodeToString(srcByte)
return res
}