types.check - Function

Choose one or more from a list of strings

Synopsis
check(arg, default, options, dir, checkeval, help, allowunset)

Arguments

arg	List of arguments
	Allowed:	String
default	Default value
	Allowed:	String
	Default:	''
options	List of options
	Allowed:	Vector of strings
	Default:	unset
dir	Direction of variable
	Allowed:	String: 'in'\|'inout'\|'out'
	Default:	'in'
checkeval	Check eval'ability
	Allowed:	Boolean
	Default:	T
help	Help string: if unset, help file is used
	Allowed:	String
	Default:	unset
allowunset	Allow unset values?
	Allowed:	Boolean
	Default:	F

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