<%@ Page Language="C#" %>
<%@ Import Namespace="System.IO" %>DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <script runat="server"> protected void LinkButton1_Click(object sender, EventArgs e) { using (StreamReader sr = new StreamReader(MapPath("TestPicture.JPG"))) { BinaryReader br = new BinaryReader(sr.BaseStream); byte[] data = br.ReadBytes((int)br.BaseStream.Length); string dataToSave = Convert.ToBase64String(data); // show it TextBox1.Text = dataToSave; } } script> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title>Untitled Pagetitle> head> <body> <form id="form1" runat="server"> <div> <asp:LinkButton ID="LinkButton1" runat="server" OnClick="LinkButton1_Click">GetPictureAsTextasp:LinkButton>div> <asp:TextBox ID="TextBox1" runat="server" TextMode="MultiLine" Width="100%" Height="24em">asp:TextBox> form> body> html>
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