ProgramBuilder.flag() method

Add a boolean-valued flag to the program (sometimes known as a "switch").

Signature:

flag<K extends string>(name: string, options: IBooleanFlagOptions<K>): ExtendProgramBuilderWithRequired<T, K, boolean>;

Parameters

Parameter	Type	Description
name	string	The name for the flag, including leading dashes. Multiple alternative names may be specified by separating them within the string by commas. For example, "-i,--input".
options	IBooleanFlagOptions<K>	See IBooleanFlagOptions.

Returns:

ExtendProgramBuilderWithRequired<T, K, boolean>