摘要:
```code //图片转为base64编码的字符串 protected string ImgToBase64String(string Imagefilename) { try { Bitmap bmp = new Bitmap(Imagefilename); MemoryStream ms = new MemoryStream... 阅读全文
摘要:
```code //图片 转为 base64编码的文本 private void button1_Click(object sender, EventArgs e) { OpenFileDialog dlg = new OpenFileDialog(); dlg.Multiselect = true 阅读全文