Const Reports if an array-valued option can be specified multiple times.
The kind of case-conversion applied to string parameters, if enabled.
The option's cluster letters, if any.
The kind of math conversion applied to number parameters, if enabled.
The option's default value, if any.
The option's deprecation notice, if any.
The option's synopsis.
Either the enumerated values or the truth and falsity names that the option accepts, if any.
The option's environment variable, if any.
The option's fallback value, if any.
The option's treatment of inline parameters, if enabled.
The element count limit of an array-valued option, if enabled.
The external resource reference, if any.
The negation names of a flag option, if any.
Reports the parameter count of a variadic or polyadic option.
Reports if an option accepts positional arguments.
The numeric range that number parameters should be within, if enabled.
The regular expression that string parameters should match, if enabled.
Reports if the option is always required.
The option's conditional requirements, if any.
The option's requirements, if any.
The element delimiter of an array-valued option, if enabled.
Reports if string parameters will be trimmed (have leading and trailing whitespace removed).
Reports if duplicate elements will be removed from an array-valued option value.
Whether a help option uses the remaining arguments as option filter.
Whether a help option uses the next argument as the name of a help format.
Whether a help option uses the next argument as the name of a nested command.
The kind of items that can be shown in the option description.