StringBuffer vs StringBuilder

StringBuffer ๋Š” append() ์‹œ ๋™๊ธฐํ™” ๋กœ์ง์ด ์žˆ์–ด์„œ ๋ฉ€ํ‹ฐ ์Šค๋ ˆ๋“œ ํ™˜๊ฒฝ์—์„œ๋„ ์•ˆ์ „ํ•˜๋‹ค. ์ฆ‰, ํ•ด๋‹น ๋ฉ”์†Œ๋“œ์— ๋จผ์ € ์ง„์ž…ํ•œ ์Šค๋ ˆ๋“œ๊ฐ€ ์ฒ˜๋ฆฌ๊ฐ€ ๋๋‚  ๋•Œ๊นŒ์ง€ ๋‹ค๋ฅธ ์Šค๋ ˆ๋“œ๋Š” ์ง„์ž…ํ•  ์ˆ˜ ์—†๋‹ค. ๋‹ค๋งŒ ์ด ๋™๊ธฐํ™” ์ฒ˜๋ฆฌ ๋•Œ๋ฌธ์—

ํ•˜์ง€๋งŒ StringBuilder ๋Š” ๋™๊ธฐํ™” ์ฒ˜๋ฆฌ๊ฐ€ ๋˜์–ด์žˆ์ง€ ์•Š์•„์„œ ์„ฑ๋Šฅ์€ StringBuffer ์— ๋น„ํ•ด ๋น ๋ฅด์ง€๋งŒ ๋ฉ€ํ‹ฐ ์Šค๋ ˆ๋“œ ํ™˜๊ฒฝ์—์„œ๋Š” ์˜ˆ์ƒํ•˜์ง€ ๋ชปํ•œ ๋ฌธ์ œ๊ฐ€ ๋ฐœ์ƒํ•  ์ˆ˜ ์žˆ๋‹ค.

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