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[R] ์•Œ์•„๋‘๋ฉด ํŽธ๋ฆฌํ•œ ํ•จ์ˆ˜ head์™€ tail

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R์˜ ์‚ฌ์šฉ์ž ํ™˜๊ฒฝ(UI)์€ ๊ทธ๋‹ค์ง€ ์ข‹์€ ํŽธ์ด ๋ชป๋ฉ๋‹ˆ๋‹ค. R์—์„œ ๋ฐ์ดํ„ฐ ํŒŒ์ผ(txt, csv ๋“ฑ)์„ ๋ถˆ๋Ÿฌ์˜ค๋ฉด ๋ฐ์ดํ„ฐํ”„๋ ˆ์ž„ ํ˜•์‹์œผ๋กœ ์ž‘์—…๊ณต๊ฐ„์— ์ €์žฅ๋ฉ๋‹ˆ๋‹ค. ๋ฐ์ดํ„ฐ๊ฐ€ ์ œ๋Œ€๋กœ ์ฝํ˜”๋Š”์ง€ ํ™•์ธํ•˜๋Š” ๋ฐฉ๋ฒ•์€ ์ €์žฅ๋œ ๋ฐ์ดํ„ฐํ”„๋ ˆ์ž„์˜ ์ด๋ฆ„์„ ์ฝ˜์†”์— ์ž…๋ ฅํ•˜๋ฉด ๋ฉ๋‹ˆ๋‹ค๋งŒ ๋ฐ์ดํ„ฐ์˜ ํฌ๊ธฐ๊ฐ€ ํฌ๋ฉด ํ•œ ํ™”๋ฉด์— ๋‹ค ๋ณด์ด์ง€ ์•Š์„๋ฟ๋”๋Ÿฌ, ์ผ์ • ์ˆ˜๊ฐ€ ๋„˜์–ด๊ฐ€๊ฒŒ ๋˜๋ฉด ์•„์˜ˆ ๋ณด์—ฌ ์ฃผ์ง€๋„ ์•Š์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ, ๊ณ„์‚ฐ ๊ฒฐ๊ณผ๊ฐ€ ๋งค์šฐ ๋งŽ์„ ๋•Œ๋„ ๊ฐ™์€ ์ƒํ™ฉ์ด ๋ฐœ์ƒํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.
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Written by ์–‘ ์šฐ์„ฑ

June 20th, 2011 at 5:34 pm

Posted in R-Tips

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