์ œํœด ๊ด€๊ณ„ ๊ณต๊ฐœ: ์ด ์‚ฌ์ดํŠธ๋Š” ์ œํœด ๋งํฌ๋ฅผ ํฌํ•จํ•ฉ๋‹ˆ๋‹ค. ๋งํฌ๋ฅผ ํ†ตํ•ด ๊ตฌ๋งค ์‹œ ์ˆ˜์ˆ˜๋ฃŒ๋ฅผ ๋ฐ›์„ ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๊ท€ํ•˜์—๊ฒŒ ์ถ”๊ฐ€ ๋น„์šฉ์€ ๋ฐœ์ƒํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์ž์„ธํžˆ ์•Œ์•„๋ณด๊ธฐ

๐Ÿ“ ํ…์ŠคํŠธ ๋น„๊ต (Diff)

๋‘ ํ…์ŠคํŠธ์˜ ์ฐจ์ด์ ์„ ์‹œ๊ฐ์ ์œผ๋กœ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค.

+ 5 ์ถ”๊ฐ€โˆ’ 4 ์‚ญ์ œ= 5 ๋™์ผ
๐Ÿ“Š ๋น„๊ต ๊ฒฐ๊ณผ (14์ค„)
1
โˆ’
function greet(name) {
2
โˆ’
console.log("Hello, " + name);
1
+
function greet(name, lang = "ko") {
2
+
const msg = lang === "ko" ? "์•ˆ๋…•ํ•˜์„ธ์š”, " : "Hello, ";
3
+
console.log(msg + name);
3
4
return true;
4
5
}
5
6
6
โˆ’
const items = [1, 2, 3];
7
+
const items = [1, 2, 3, 4, 5];
7
8
items.forEach(item => {
8
โˆ’
console.log(item);
9
+
console.log(`Item: ${item}`);
9
10
});

โ“ ์ž์ฃผ ๋ฌป๋Š” ์งˆ๋ฌธ

Diff ๋น„๊ต๋Š” ์–ด๋–ป๊ฒŒ ์ž‘๋™ํ•˜๋‚˜์š”?

LCS(์ตœ์žฅ ๊ณตํ†ต ๋ถ€๋ถ„ ์ˆ˜์—ด) ์•Œ๊ณ ๋ฆฌ์ฆ˜์„ ์‚ฌ์šฉํ•˜์—ฌ ๋‘ ํ…์ŠคํŠธ์˜ ๊ณตํ†ต ๋ถ€๋ถ„์„ ์ฐพ๊ณ , ์ถ”๊ฐ€/์‚ญ์ œ๋œ ์ค„์„ ํ‘œ์‹œํ•ฉ๋‹ˆ๋‹ค.

์ฝ”๋“œ ๋น„๊ต์—๋„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋‚˜์š”?

๋„ค! ์ฝ”๋“œ, ๋ฌธ์„œ, ์„ค์ • ํŒŒ์ผ ๋“ฑ ๋ชจ๋“  ํ…์ŠคํŠธ ๋น„๊ต์— ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค. ๊ณ ์ •ํญ ํฐํŠธ๋กœ ํ‘œ์‹œ๋˜์–ด ์ฝ”๋“œ ๊ฐ€๋…์„ฑ์ด ์ข‹์Šต๋‹ˆ๋‹ค.

๋Œ€์šฉ๋Ÿ‰ ํŒŒ์ผ๋„ ๊ฐ€๋Šฅํ•œ๊ฐ€์š”?

๋ธŒ๋ผ์šฐ์ € ๋ฉ”๋ชจ๋ฆฌ ๋‚ด์—์„œ ์ฒ˜๋ฆฌ๋˜๋ฏ€๋กœ ์ˆ˜์ฒœ ์ค„๊นŒ์ง€ ๋ฌด๋ฆฌ ์—†์ด ๋น„๊ต ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค.