ZennoLab Assemblies Documentation
IsVoid Property (Document)
Example 
ZennoLab.CommandCenter Namespace > Document Class : IsVoid Property
Gets the specified document is void or not.
Syntax
public bool IsVoid {get;}

Property Value

Type: System.Boolean

true if document do not represented on the server; otherwise, false.

Example
The following code example uses the IsVoid property.
public static int Execute(Instance instance, IZennoPosterProjectModel project)
{
    // clear cookies
    instance.ClearCookie();
    
    // go to lessons.zennolab.com
    Tab tab = instance.MainTab;
    if ((tab.IsVoid) || (tab.IsNull)) return -1;
    if (tab.IsBusy) tab.WaitDownloading();
    tab.Navigate("lessons.zennolab.com");
    if (tab.IsBusy) tab.WaitDownloading();
    
    // get document
    Document doc = tab.MainDocument;
    
    // if document is void then exit
    if (doc.IsVoid) return -1;
    
    return 0;
}
public static function Execute($instance, $project)
{
    // clear cookies
    $instance->ClearCookie();
    
    // go to lessons.zennolab.com
    $tab = $instance->MainTab;
    if (($tab->IsVoid) || ($tab->IsNull)) return -1;
    if ($tab->IsBusy) $tab->WaitDownloading();
    $tab->Navigate("lessons.zennolab.com");
    if ($tab->IsBusy) $tab->WaitDownloading();
    
    // get document
    $doc = $tab->MainDocument;
    
    // if document is void then exit
    if ($doc->IsVoid) return -1;
    
    return 0;
}
Requirements

Target Platforms: Desktop: Windows XP SP3 and older. Server: Windows Server 2003 and older.

See Also

Reference

Document Class
Document Members
IsNull Property