(Swift 3,4,5...) Send Email using office365 SMTP

Demonstrates how to send an email using Office365.

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // The mailman object is used for sending and receiving email.
    let mailman = CkoMailMan()!

    // Set the SMTP server to Office365's SMTP server.
    // Note: Please be sure to double-check the SMTP settings
    // with your provider or with the official Office365 documentation
    // provided by Microsoft.  The required settings could change...
    mailman.smtpHost = "smtp.office365.com"
    mailman.smtpPort = 587
    mailman.startTLS = true

    // Set the SMTP login/password
    mailman.smtpUsername = "OFFICE365_USERNAME"
    mailman.smtpPassword = "OFFICE365_PASSWORD"

    // Create a new email object
    let email = CkoEmail()!

    email.subject = "This is a test"
    email.body = "This is a test"
    email.from = "My Name <my_office365_email@example.com>"
    var success: Bool = email.add(to: "Chilkat Admin", emailAddress: "admin@chilkatsoft.com")

    // Call SendEmail to connect to the SMTP server and send.
    // The connection (i.e. session) to the SMTP server remains
    // open so that subsequent SendEmail calls may use the
    // same connection.  
    success = mailman.send(email)
    if success != true {
        print("\(mailman.lastErrorText!)")
        return
    }

    success = mailman.closeSmtpConnection()
    if success != true {
        print("Connection to SMTP server not closed cleanly.")
    }

    print("Mail Sent!")

}