# No args
# One arg and no matching flags
argv help
count=1
|help|
# Five args with two matching a flag
_flag_h 2
_flag_help 2
argv 'help'  'me'  'a lot more'
count=3
|help|
|me|
|a lot more|
# Required, optional, and multiple flags
_flag_a ABC
_flag_abc ABC
_flag_d
_flag_def
_flag_g 'g1'  'g2'  'g3'
_flag_ghk 'g1'  'g2'  'g3'
_flag_h 1
_flag_help 1
argv 'help'  'me'
count=2
|help|
|me|
# --stop-nonopt works
_flag_a A2
_flag_abc A2
_flag_h 1
_flag_help 1
argv 'non-opt'  'second non-opt'  '--help'
count=3
|non-opt|
|second non-opt|
|--help|