(Swift 3,4,5...) Delete All Email in a POP3 Mailbox

Delete all email in a POP3 mailbox.

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

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

    // The mailman object is used for receiving (POP3) 
    // and sending (SMTP) email.
    let mailman = CkoMailMan()!

    // Set the POP3 server's hostname
    mailman.mailHost = "pop.someMailServer.com"

    // Set the POP3 login/password.
    mailman.popUsername = "myLogin"
    mailman.popPassword = "****"

    // Make sure the ImmediateDelete property is set (this is the default)
    // If ImmediateDelete is not set, messages marked for deletion
    // by the Delete* methods will not be deleted until the POP3
    // connection is closed by calling Pop3EndSession.
    mailman.immediateDelete = true

    // First, get all the UIDLs.
    var sa: CkoStringArray? = mailman.getUidls()

    // Next, delete them all.
    var success: Bool = mailman.deleteMultiple(sa)
    if success != true {
        print("\(mailman.lastErrorText!)")
    }

    sa = nil

    // We're done with the POP3 session, so it doesn't hurt to call this...
    success = mailman.pop3EndSession()

}