Preview Upload

by Roman

HTML

<form id="form1" runat="server">
  <input type='file' id="imgInp" />
  <img id="blah" src="#" alt="your image" />
</form>

JavaScript

function readURL(input) {
      if (input.files && input.files[0]) {
        var reader = new FileReader();

        reader.onload = function(e) {
          $('#blah').attr('src', e.target.result);
        }

        reader.readAsDataURL(input.files[0]);
      }
    }

    $("#imgInp").change(function() {
      readURL(this);
    });