public void WriteUsage()Public Sub WriteUsage
Dim instance As CommandManager
instance.WriteUsage()public:
void WriteUsage()This method writes usage help for the application, including a list of all subcommand names and their descriptions using the ParseOptions.UsageWriter property.
A command's name is retrieved from its CommandAttribute attribute, and the description is retrieved from its DescriptionAttribute attribute.
Commands that don't meet the criteria of the CommandOptions.CommandFilter predicate are not included.
If the CommandOptions.ParentCommand property is null, only commands without a ParentCommandAttribute attribute are included. If it is not null, only commands where the type specified using the ParentCommandAttribute attribute matches the value of the property are included.
The automatic version command is included if the CommandOptions.AutoVersionCommand property is true and the command name matches the name of the automatic version command, and not any other command name. The CommandOptions.CommandFilter and CommandOptions.ParentCommand property also affect whether the version command is included.