Days between dates: Difference between revisions
m
→{{header|Haskell}}
Line 957:
Or, composing rather than raising errors:
<lang haskell>
import Data.Time (Day)
import Data.Time.Calendar (diffDays)
import Data.Time.Format (defaultTimeLocale, parseTimeM)
Line 965 ⟶ 967:
daysBetween :: String -> String -> Maybe Integer
daysBetween s1 s2 =
dayFromString
>>= ( \
dayFromString
>>=
)
| |||