Sample code for 30+ languages & platforms
PureBasic

List Email UIDs

List the UIDs of each email in a mailbox.

Chilkat PureBasic Downloads

PureBasic
IncludeFile "CkImap.pb"
IncludeFile "CkMessageSet.pb"

Procedure ChilkatExample()

    success.i = 0

    imap.i = CkImap::ckCreate()
    If imap.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; This example requires the Chilkat API to have been previously unlocked.
    ; See Global Unlock Sample for sample code.

    ; Connect to an IMAP server.
    ; Use TLS
    CkImap::setCkSsl(imap, 1)
    CkImap::setCkPort(imap, 993)
    success = CkImap::ckConnect(imap,"MY-IMAP-DOMAIN")
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Login
    success = CkImap::ckLogin(imap,"MY-IMAP-LOGIN","MY-IMAP-PASSWORD")
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Select an IMAP mailbox
    success = CkImap::ckSelectMailbox(imap,"Inbox")
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        ProcedureReturn
    EndIf

    ; Get the message IDs of all the emails in the mailbox
    ; We can choose to fetch UIDs or sequence numbers.
    fetchUids.i = 1
    messageSet.i = CkMessageSet::ckCreate()
    If messageSet.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    success = CkImap::ckQueryMbx(imap,"ALL",fetchUids,messageSet)
    If success = 0
        Debug CkImap::ckLastErrorText(imap)
        CkImap::ckDispose(imap)
        CkMessageSet::ckDispose(messageSet)
        ProcedureReturn
    EndIf

    i.i = 0
    n.i = CkMessageSet::ckCount(messageSet)
    While i < n
        Debug Str(CkMessageSet::ckGetId(messageSet,i))
        i = i + 1
    Wend

    ; Disconnect from the IMAP server.
    success = CkImap::ckDisconnect(imap)


    CkImap::ckDispose(imap)
    CkMessageSet::ckDispose(messageSet)


    ProcedureReturn
EndProcedure