[Kotlin] ์ฝ”ํ‹€๋ฆฐ let, run, apply, also, with์˜ ์ฐจ์ด์™€ ์ ์ ˆํ•œ ์‚ฌ์šฉ ์ƒํ™ฉ ๋ถ„์„
ยท
Languages/Kotlin
์ฝ”ํ‹€๋ฆฐ let, run, apply, also, with์˜ ์ฐจ์ด์™€ ์ ์ ˆํ•œ ์‚ฌ์šฉ ์ƒํ™ฉ ๋ถ„์„์ฝ”ํ‹€๋ฆฐ์˜ ๋ฒ”์œ„ ์ง€์ • ํ•จ์ˆ˜(Scope Functions)๋Š” ๊ฐ์ฒด ์ปจํ…์ŠคํŠธ ๋‚ด์—์„œ ์ฝ”๋“œ ๋ธ”๋ก์„ ์‹คํ–‰ํ•˜๋Š” ๋ฐ ํŠนํ™”๋œ ๋„๊ตฌ๋กœ, ์ฝ”๋“œ์˜ ๊ฐ€๋…์„ฑ๊ณผ ๊ฐ„๊ฒฐ์„ฑ์„ ํ–ฅ์ƒ์‹œํ‚ค๋Š” ํ•ต์‹ฌ ์š”์†Œ์ž…๋‹ˆ๋‹ค. let, run, apply, also, with์˜ ๋‹ค์„ฏ ๊ฐ€์ง€ ํ•จ์ˆ˜๋Š” ๊ฐ๊ฐ ๊ณ ์œ ํ•œ ํŠน์„ฑ์„ ๊ฐ€์ง€๋ฉฐ, ์ด๋“ค์˜ ์ฐจ์ด์ ์„ ์ •ํ™•ํžˆ ์ดํ•ดํ•˜๋Š” ๊ฒƒ์ด ํšจ์œจ์ ์ธ ์ฝ”๋”ฉ์„ ์œ„ํ•œ ์ฒซ๊ฑธ์Œ์ž…๋‹ˆ๋‹ค.๋ฒ”์œ„ ์ง€์ • ํ•จ์ˆ˜์˜ ํ•ต์‹ฌ ์ฐจ์ด์ ์ปจํ…์ŠคํŠธ ๊ฐ์ฒด ์ฐธ์กฐ ๋ฐฉ์‹it ์‚ฌ์šฉ: let, also → ๋ช…์‹œ์  ์ฐธ์กฐ๋กœ ์™ธ๋ถ€ ๋ณ€์ˆ˜์™€์˜ ์ถฉ๋Œ ๋ฐฉ์ง€this ์‚ฌ์šฉ: run, apply, with → ์•”์‹œ์  ์ฐธ์กฐ๋กœ ์ฝ”๋“œ ๊ฐ„์†Œํ™”๋ฐ˜ํ™˜ ๊ฐ’ ํŠน์„ฑ์ปจํ…์ŠคํŠธ ๊ฐ์ฒด ๋ฐ˜ํ™˜: apply, also → ๊ฐ์ฒด ์ž์ฒด๋ฅผ ๋ฐ˜ํ™˜ํ•˜์—ฌ ๋ฉ”..