Sample code for 30+ languages & platforms
Unicode C

Delete All Email in a POP3 Mailbox

Delete all email in a POP3 mailbox.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkMailManW.h>
#include <C_CkStringTableW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkMailManW mailman;
    HCkStringTableW stUidls;

    success = FALSE;

    // 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.
    mailman = CkMailManW_Create();

    // Set the POP3 server's hostname
    CkMailManW_putMailHost(mailman,L"pop.example.com");

    // Set the POP3 login/password.
    CkMailManW_putPopUsername(mailman,L"bob@example.com");
    CkMailManW_putPopPassword(mailman,L"****");

    // 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.
    CkMailManW_putImmediateDelete(mailman,TRUE);

    // First, get all the UIDLs.
    stUidls = CkStringTableW_Create();
    success = CkMailManW_FetchUidls(mailman,stUidls);
    if (success == FALSE) {
        wprintf(L"%s\n",CkMailManW_lastErrorText(mailman));
        CkMailManW_Dispose(mailman);
        CkStringTableW_Dispose(stUidls);
        return;
    }

    // Next, delete them all.
    success = CkMailManW_DeleteUidlSet(mailman,stUidls);
    if (success == FALSE) {
        wprintf(L"%s\n",CkMailManW_lastErrorText(mailman));
        CkMailManW_Dispose(mailman);
        CkStringTableW_Dispose(stUidls);
        return;
    }

    // We're done with the POP3 session, so it doesn't hurt to call this...
    success = CkMailManW_Pop3EndSession(mailman);
    if (success == FALSE) {
        wprintf(L"%s\n",CkMailManW_lastErrorText(mailman));
        CkMailManW_Dispose(mailman);
        CkStringTableW_Dispose(stUidls);
        return;
    }

    wprintf(L"Success.\n");


    CkMailManW_Dispose(mailman);
    CkStringTableW_Dispose(stUidls);

    }