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September 2017 Update

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Ingy döt Net 2017-09-23 10:01:46 +02:00
parent bba7bfd280
commit ba8067c3b7
14570 changed files with 153136 additions and 63871 deletions
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14
Task/Increment-a-numerical-string/JavaScript/increment-a-numerical-string-2.js Normal file
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(() => {
'use strict';
// stringSucc :: Maybe String -> Maybe String
const stringSucc = s =>
isNaN(s) ? undefined : (Number(s) + 1).toString();
// show :: a -> String
const show = x => JSON.stringify(x, null, 2);
return show(
['2', '4', '8', '16', 'anomaly'].map(stringSucc)
);
})();