2020-02-17 23:21:07 -08:00
|
|
|
function ordinal(n::Integer)
|
|
|
|
|
n < 0 && throw(DomainError())
|
|
|
|
|
suffixes = ("st", "nd", "rd")
|
|
|
|
|
u = n % 10
|
|
|
|
|
t = n ÷ 10 % 10
|
|
|
|
|
if u > 3 || u == 0 || t == 1
|
|
|
|
|
suf = "th"
|
|
|
|
|
else
|
|
|
|
|
suf = suffixes[u]
|
|
|
|
|
end
|
|
|
|
|
return string(n, suf)
|
2015-11-18 06:14:39 +00:00
|
|
|
end
|
