Freecodecamp: typeof ์ฑŒ๋ฆฐ์ง€๋ฅผ ์‚ฌ์šฉํ•˜๋ ค๋ฉด ์„ธ๋ฏธ์ฝœ๋ก ์ด ์ •ํ™•ํ•ด์•ผํ•ฉ๋‹ˆ๋‹ค.

์— ๋งŒ๋“  2017๋…„ 12์›” 28์ผ  ยท  3์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: freeCodeCamp/freeCodeCamp



๋„์ „ ์ด๋ฆ„


typeof ์‚ฌ์šฉ

๋ฌธ์ œ ์„ค๋ช…


Using typeof ์ฑŒ๋ฆฐ์ง€์—์„œ ์ œ์ถœํ•ด์•ผํ•˜๋Š” ๊ฒฝ์šฐ :

console.log(typeof "")

console.log(typeof 0)

console.log(typeof [])

console.log(typeof {})

๊ทธ๋Ÿฌ๋‚˜ ์„ธ๋ฏธ์ฝœ๋ก ์ด ์ถ”๊ฐ€ ๋œ ๊ฒฝ์šฐ :

console.log(typeof "");

console.log(typeof 0);

console.log(typeof []);

console.log(typeof {});

๊ทธ๋Ÿฐ ๋‹ค์Œ ๋ชจ๋“  ํ…Œ์ŠคํŠธ๊ฐ€ ํ†ต๊ณผ๋ฉ๋‹ˆ๋‹ค. ์ž๋ฐ” ์Šคํฌ๋ฆฝํŠธ๋Š” ์„ธ๋ฏธ์ฝœ๋ก ์„ ํ•„์š”๋กœํ•˜์ง€ ์•Š์œผ๋ฏ€๋กœ ์„ธ๋ฏธ์ฝœ๋ก ์„ ์‚ฌ์šฉํ•˜์ง€ ์•Š๋Š” ์‚ฌ์šฉ์ž์˜ ๋ฌธ์ œ๋ฅผ ๋ณต์žกํ•˜๊ฒŒ ๋งŒ๋“ญ๋‹ˆ๋‹ค.

์Šคํฌ๋ฆฐ ์ƒท


screenshot 2017-12-28 at 11 51 18 am

first timers only help wanted

๊ฐ€์žฅ ์œ ์šฉํ•œ ๋Œ“๊ธ€

์ด์— ๋Œ€ํ•œ PR์„ ์ œ์ถœํ–ˆ์Šต๋‹ˆ๋‹ค. ์ด์ œ ์˜๋„ ํ•œ๋Œ€๋กœ ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค.

๋ชจ๋“  3 ๋Œ“๊ธ€

@ ChrisBrownie55์ด ๋ฒ„๊ทธ๋ฅผ ์‹ ๊ณ  ํ•ด ์ฃผ์…”์„œ ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค!

์ฑŒ๋ฆฐ์ง€๋Š” ๋ฒ ํƒ€์—์„œ ์ œ๊ฑฐ๋˜์—ˆ์ง€๋งŒ typeof์— ๋Œ€ํ•ด์„œ๋Š” ์—ฌ์ „ํžˆ ์ฑŒ๋ฆฐ์ง€๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ ์„ธ๋ฏธ์ฝœ๋ก ์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ์šฐ๋ฆฌ๋Š” ์—ฌ๊ธฐ์„œ ๊ทธ๊ฒƒ์„ ๊ฐ•์š” ํ•  ํ•„์š”๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค.


๋ณ€๊ฒฝํ•ด์•ผ ํ•  ์‚ฌํ•ญ

์—ฌ๊ธฐ์—์„œ ์ฝ”๋“œ๋ฅผ ์ฐพ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
https://github.com/freeCodeCamp/freeCodeCamp/blob/5214371ef124f24f242cd8a619ba8a8f1992cbe6/seed/challenges/02-javascript-algorithms-and-data-structures/debugging.json#L129

์ •๊ทœ์‹์—์„œ ์„ธ๋ฏธ์ฝœ๋ก ์„ ์ œ๊ฑฐํ•˜๋ฉด ํŠธ๋ฆญ์ด ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค.

CONTRIBUTING.md ๋ฅผ ํ™•์ธํ•˜์—ฌ ๋กœ์ปฌ ๊ฐœ๋ฐœ ํ™˜๊ฒฝ์„ ์„ค์ •ํ•˜์‹ญ์‹œ์˜ค.

๋„์›€์ด ํ•„์š”ํ•˜๋ฉด ๊ธฐ์—ฌ์ž ์ฑ„ํŒ…๋ฐฉ์œผ๋กœ ์ด๋™ํ•˜์„ธ์š”. ๋ชจ๋“  ์งˆ๋ฌธ์— ํ•ญ์ƒ ๊ธฐ๊บผ์ด ๋‹ต๋ณ€ ํ•ด๋“œ๋ฆฝ๋‹ˆ๋‹ค!

์ด์— ๋Œ€ํ•œ PR์„ ์ œ์ถœํ–ˆ์Šต๋‹ˆ๋‹ค. ์ด์ œ ์˜๋„ ํ•œ๋Œ€๋กœ ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค.

๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค @ncaron!

์ด ํŽ˜์ด์ง€๊ฐ€ ๋„์›€์ด ๋˜์—ˆ๋‚˜์š”?
0 / 5 - 0 ๋“ฑ๊ธ‰