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basic-types.md ์ˆ˜์ • (#174)
* 1์ฐจ ๋ฒˆ์—ญ ์ œ์•ˆ #173 * ๋ฆฌ๋ทฐ ๋‚ด์šฉ์— ๋งž์ถ”์–ด์„œ ๋ฒˆ์—ญ ์ˆ˜์ • #173
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Diff for: โ€Žpages/basic-types.md

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@@ -44,7 +44,7 @@ let octal: number = 0o744;
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# ๋ฌธ์ž์—ด (String)
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์›น ํŽ˜์ด์ง€, ์„œ๋ฒ„ ๊ฐ™์€ ํ”„๋กœ๊ทธ๋žจ์„ JavaScript๋กœ ๋งŒ๋“ค ๋•Œ ๊ธฐ๋ณธ์ ์œผ๋กœ ํ…์ŠคํŠธ ๋ฐ์ดํ„ฐ๋ฅผ ๋‹ค๋ฃจ๋Š” ์ž‘์—…์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.
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๋‹ค๋ฅธ ์–ธ์–ด๋“ค์ฒ˜๋Ÿผ, TypeScript์—์„œ๋Š” ํ…์ŠคํŠธ ํ…Œ์ดํ„ฐ ํƒ€์ž…์„ `string`์œผ๋กœ ํ‘œํ˜„ํ•ฉ๋‹ˆ๋‹ค.
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๋‹ค๋ฅธ ์–ธ์–ด๋“ค์ฒ˜๋Ÿผ, TypeScript์—์„œ๋Š” ํ…์ŠคํŠธ ๋ฐ์ดํ„ฐ ํƒ€์ž…์„ `string`์œผ๋กœ ํ‘œํ˜„ํ•ฉ๋‹ˆ๋‹ค.
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JavaScript์ฒ˜๋Ÿผ TypeScript๋„ ํฐ๋”ฐ์˜ดํ‘œ (`"`)๋‚˜ ์ž‘์€๋”ฐ์˜ดํ‘œ (`'`)๋ฅผ ๋ฌธ์ž์—ด ๋ฐ์ดํ„ฐ๋ฅผ ๊ฐ์‹ธ๋Š”๋ฐ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.
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```ts
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```
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๋˜ํ•œ *ํ…œํ”Œ๋ฆฟ ๋ฌธ์ž์—ด* ์„ ์‚ฌ์šฉํ•˜๋ฉด ์—ฌ๋Ÿฌ ์ค„์— ๊ฑธ์ณ ๋ฌธ์ž์—ด์„ ์ž‘์„ฑํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ํ‘œํ˜„์‹์„ ํฌํ•จ์‹œํ‚ฌ ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
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์ด ๋ฌธ์ž์—ด์€ ๋ฐฑํ‹ฑ/๋ฐฑ์ฟผํŠธ (`` ` `` ) ๋ฌธ์ž๋กœ ๊ฐ์‹ธ์ง€๋ฉฐ, `${ expr }`๊ณผ ๊ฐ™์€ ํ˜•ํƒœ๋กœ ํ‘œํ˜„์‹์„ ํฌํ•จ์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
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์ด ๋ฌธ์ž์—ด์€ ๋ฐฑํ‹ฑ/๋ฐฑ์ฟผํŠธ (`` ` ``) ๋ฌธ์ž๋กœ ๊ฐ์‹ธ์ง€๋ฉฐ, `${ expr }`๊ณผ ๊ฐ™์€ ํ˜•ํƒœ๋กœ ํ‘œํ˜„์‹์„ ํฌํ•จ์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
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```ts
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let fullName: string = `Bob Bobbington`;
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let list: number[] = [1, 2, 3];
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```
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๋‘ ๋ฒˆ์งธ ๋ฐฉ๋ฒ•์€ ์ œ๋„ค๋ฆญ ๋ฒ ์—ด ํƒ€์ž…์„ ์“ฐ๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. `Array<elemType>`:
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๋‘ ๋ฒˆ์งธ ๋ฐฉ๋ฒ•์€ ์ œ๋„ค๋ฆญ ๋ฐฐ์—ด ํƒ€์ž…์„ ์“ฐ๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. `Array<elemType>`:
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```ts
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let list: Array<number> = [1, 2, 3];
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# Any
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์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๋งŒ๋“ค ๋•Œ, ์•Œ์ง€ ๋ชปํ•˜๋Š” ํƒ€์ž…์„ ํ‘œํ˜„ํ•ด์•ผ ํ•  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
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์ด ๊ฐ’๋“ค์€ ๋™์ ์ธ ์ฝ˜ํ…์ธ ์—์„œ ์˜ฌ ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค. ์˜ˆ) ์‚ฌ์šฉ์ž๋กœ๋ถ€ํ„ฐ ๋ฐ›์€ ๋ฐ์ดํ„ฐ. ํ˜น์€ 3rd party library.
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์ด ๊ฐ’๋“ค์€ ์‚ฌ์šฉ์ž๋กœ๋ถ€ํ„ฐ ๋ฐ›์€ ๋ฐ์ดํ„ฐ๋‚˜ ์„œ๋“œ ํŒŒํ‹ฐ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ๊ฐ™์€ ๋™์ ์ธ ์ปจํ…์ธ ์—์„œ ์˜ฌ ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
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์ด ๊ฒฝ์šฐ ํƒ€์ž… ๊ฒ€์‚ฌ๋ฅผ ํ•˜์ง€ ์•Š๊ณ , ๊ทธ ๊ฐ’๋“ค์ด ์ปดํŒŒ์ผ ์‹œ๊ฐ„์— ๊ฒ€์‚ฌ๋ฅผ ํ†ต๊ณผํ•˜๊ธธ ์›ํ•ฉ๋‹ˆ๋‹ค.
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์ด๋ฅผ ์œ„ํ•ด, `any` ํƒ€์ž…์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค:
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