邮件二维码 vs 短信二维码
Email QR codes use the mailto: protocol to open a compose window with pre-filled recipient, subject, and body. SMS QR codes use the smsto: protocol to open a text message with pre-filled number and message.
Email QR codes use the mailto: protocol to open a compose window with pre-filled recipient, subject, and body. SMS QR codes use the smsto: protocol to open a text message with pre-filled number and message.