array=(a b c)
select4sh -p "Select:" $array
#Then prefix appears like a prompt
Select:a

declare -A hash=([one]=1 [two]=2 [three]=3)
select4sh $hash
#in interactive phase, use value
1
#in return phase, use key
one

declare -A Hash
declare -a array
array=(A B)
Hash[x]=$(select4sh -p "Select: " $array)

select4sh a b c d e
a # return value

select4sh -k a b c d e
0 #return key

select4sh -a $array
#output all options
[a] #highlight only the candidate
b
c

select4sh -h

select4sh -q