Determine if Connected and Logged On

The IsConnected property indicates whether or not the FTP component has a valid TCP/IP connection (and is logged on) to the FTP server.

Download 32-bit Chilkat FTP2 ActiveX (.msi)

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<?php

$ftp = new COM("Chilkat.Ftp2");

//  Any string unlocks the component for the 1st 30-days.
$success = $ftp->UnlockComponent('Anything for 30-day trial');
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

$ftp->Hostname = 'ftp.chilkatsoft.com';
$ftp->Username = 'mylogin';
$ftp->Password = 'mypassword';

//  Connect and login to the FTP server.
$success = $ftp->Connect();
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

//  ...

//  At any point in an FTP session, the IsConnected property
//  can be checked to determine if the component has remained
//  connected to the FTP server.
if ($ftp->IsConnected == true) {
    print 'Connected!' . "\n";
}
else {
    print 'Not connected!' . "\n";
}

//  ...

$ftp->Disconnect();
?>