Underscore: _.mapKeys๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๊ฐœ์ฒด ํ‚ค ๋งคํ•‘

์— ๋งŒ๋“  2016๋…„ 05์›” 03์ผ  ยท  3์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: jashkenas/underscore

๊ฐ์ฒด ํ‚ค๋ฅผ ๋งคํ•‘ํ•˜๊ณ  ํ‚ค๊ฐ€ ๋งคํ•‘๋œ ์ƒˆ ๊ฐ์ฒด๋ฅผ ๋ฐ˜ํ™˜ํ•ฉ๋‹ˆ๋‹ค.

let _ = require('underscore');

module.exports = (o, f) =>
  _.object(
    _.map(
      _.pairs(o), (keyValue) => [f(keyValue[0], keyValue[1]), keyValue[1]]
    )
  );

๊ฐ€์žฅ ์œ ์šฉํ•œ ๋Œ“๊ธ€

lodash/mapKeys ๋˜๋Š” lodash.mapkeys ๋ฅผ ์ฐธ์กฐํ•˜์‹ญ์‹œ์˜ค.

๋ชจ๋“  3 ๋Œ“๊ธ€

์‹œ๋„ _.keys A๋ฅผ _.map .

๋งคํ•‘๋œ ํ‚ค๊ฐ€ ์žˆ๋Š” ๊ฐœ์ฒด๋ฅผ ๋ฐ˜ํ™˜ํ•˜๋Š” ํ•จ์ˆ˜๋ฅผ ๊ฐ–๊ณ  ์‹ถ์Šต๋‹ˆ๋‹ค.

mapKeys :: ( Object, KeyMappingFunction ) -> Object

์ด๊ฒƒ์€ _.keys ์™€ _.map ๊ฒฐํ•ฉํ•œ ๊ฒƒ ์ด์ƒ์ž…๋‹ˆ๋‹ค.

lodash/mapKeys ๋˜๋Š” lodash.mapkeys ๋ฅผ ์ฐธ์กฐํ•˜์‹ญ์‹œ์˜ค.

์ด ํŽ˜์ด์ง€๊ฐ€ ๋„์›€์ด ๋˜์—ˆ๋‚˜์š”?
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