the key of the option
an Option with the value
the index of this element on the command line
the index of this element on the command line
the index of this element on the command line
the key of the option
the key of the option
an Option with the value
Returns the raw value of this CliElement as specified by the user.
Returns the raw value of this CliElement as specified by the user. The value may be transformed during the extraction phase. If transformation fails, it might be useful to have the original value to construct an error message.
the value of this CliElement
(Since version ) see corresponding Javadoc for more information.
A concrete CliElement class representing an option.
The option is identified by its key. If possible, its value is extracted; but this may noe be possible, for instance if the option key was the last parameter on the command line.
the key of the option
an Option with the value
the index of this element on the command line