7.dotnet core how to send mail

The NuGet package that needs to be used

"Mailkit": "1.8.1",

Method

  /// <summary>        ///Send mail (support HTML send, support add an attachment)/// </summary>        /// <param name= "Subject" >message Header</param>        /// <param name= "email" >Recipient Address</param>        /// <param name= "Content" >Message Content</param>        /// <param name= "filepath" >relative path of the file</param>         Public Static voidSendEmail (stringSubjectstringEmailstringContentstringFilepath=NULL)        {            varMessage =NewMimeMessage (); // SenderMessage. From.add (NewMailboxaddress ("Sender's name","Sender's email")); //The addressee.Message. To.add (NewMailboxaddress ("", email)); //titleMessage. Subject =subject; //produce a textpart that supports HTML            varBODY =NewTextpart (textformat.html) {Text=content}; //first produce a            varmultipart =NewMultipart ("Mixed"); //Add Body Contentmultipart.            ADD (body); if(!string. Isnullorwhitespace (filepath)) {//production of an absolute path//filepath = "Upload//Newsphoto//Readme.txt ";                varAbsolutepath = Path.Combine (_hostingenv.webrootpath,string.                Format (filepath)); //Accessories                varAttachment =NewMimePart () {//read file (only with absolute path)Contentobject =NewContentobject (File.openread (Absolutepath), Contentencoding.default), Contentdisposition=Newcontentdisposition (contentdisposition.attachment), contenttransferencoding=Contentencoding.base64,//file nameFileName =path.getfilename (Absolutepath)}; //Add an attachmentmultipart.            ADD (attachment); }                //Body ContentMessage. Body =multipart; using(varClient =NewSmtpClient ()) {                //connect to an SMTP serverClient. Connect (the SMTP server address"Portfalse); //LoginClient. Authenticate ("Account",the password"); //Sendclient.                Send (message); //DisconnectClient. Disconnect (true); }        }

The above method can send HTML text and attached attachments

7.dotnet core how to send mail