URL image convert to Base64 String
웹상에 이미지를 Base64 인코딩해서 저장 할 때
VB.net
WebClient wc = new WebClient(); byte[] bytes = wc.DownloadData("https://blog.kakaocdn.net/dna/r7sss/btquy1QuriI/AAAAAAAAAAAAAAAAAAAAACA3TW7VgXbuG-ic9CExuJqyVJZ_hYyeLzr2xfvp9rgc/img.png?credential=yqXZFxpELC7KVnFOS48ylbz2pIh7yKj8&expires=1753973999&allow_ip=&allow_referer=&signature=GANoNEyc1AV7Phto85Jli2MIrF4%3D"); ' Base64 인코딩 base64Str = Convert.ToBase64String(bytes)
※ 참고 사이트
https://stackoverflow.com/questions/11801630/how-can-i-convert-image-url-to-system-drawing-image