command

func ContainsOpt ¶

func ContainsOpt(name string) bool

ContainsOpt checks whether option named <name> exist in the arguments.

func GetArg ¶

func GetArg(index int, def ...string) string

GetArg returns the argument at <index>.

func GetArgAll ¶

func GetArgAll() []string

GetArgAll returns all parsed arguments.

func GetOpt ¶

func GetOpt(name string, def ...string) string

GetOpt returns the option value named <name>.

func GetOptAll ¶

func GetOptAll() map[string]string

GetOptAll returns all parsed options.

func GetOptWithEnv ¶

func GetOptWithEnv(key string, def ...string) string

GetOptWithEnv returns the command line argument of the specified <key>. If the argument does not exist, then it returns the environment variable with specified <key>. It returns the default value <def> if none of them exists.

Fetching Rules: 1. Command line arguments are in lowercase format, eg: gf.<package name>.<variable name>; 2. Environment arguments are in uppercase format, eg: GF_<package name>_<variable name>；

func Init ¶

func Init(args ...string)

Custom initialization.