I had to implement this last month for a client. I found this. https://developer.mozilla.org/en-US/docs/Web/API/FileReader https://developer.mozilla.org/en-US/

I had to implement this last month for a client. I found this. https://developer.mozilla.org/en-US/docs/Web/API/FileReader https://developer.mozilla.org/en-US/docs/Web/API/FileReader Linked in that article is this: https://mdn.mozillademos.org/files/3699/crossbrowser_image_preview.html https://mdn.mozillademos.org/files/3699/crossbrowser_image_p... That takes care of most IE. I think it goes down to 7. I know it does 8 and 9 for sure.