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Swift/Swift Documents 22

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (12) - Subscripts (์„œ๋ธŒ ์Šคํฌ๋ฆฝํŠธ, [])

์•ˆ๋…•ํ•˜์„ธ์š”, ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ ์„œ๋ธŒ์Šคํฌ๋ฆฝํŠธ์— ๋Œ€ํ•ด์„œ ๊ณต๋ถ€ํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. ์ฝ”๋“œ๋ฅผ ์‚ดํŽด๋ณด๋ฉด, string์—์„œ ์ธ๋ฑ์Šค๋กœ ์ ‘๊ทผํ•˜๋Š” ๋ฐฉ์‹์— ๋Œ€ํ•ด์„œ๋„ ๋‚˜์˜ค๋Š”๋ฐ์š”, ์ด ๋ถ€๋ถ„์— ๋Œ€ํ•ด์„œ๋„ ํŒŒ์ด์ฌ์—์„œ๋Š” ์ž์—ฐ์Šค๋Ÿฝ๊ฒŒ ๋˜๋Š”๋ฐ, ์™œ ์•ˆ๋ผ!!! ํ•˜๋ฉด์„œ ์„ฑ์งˆ๋ƒˆ๋˜ ๊ธฐ์–ต์ด ์žˆ๋„ค์š” ํ—ˆํ—ˆ... ์„œ๋ธŒ์Šคํฌ๋ฆฝํŠธ๋ฅผ ํ™œ์šฉํ•˜๋ฉด ๋ฌธ์ž์—ด์—์„œ๋„ [index]๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์ ‘๊ทผํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ์‚ฌ์‹ค! ๊ทธ๋Ÿผ ์ด์ œ ์‚ดํŽด๋ณด๋„๋ก ํ•˜์ฃ . Swift Documents chap.12 Subscripts ๋ฐ”๋กœ๊ฐ€๊ธฐ Subscripts — The Swift Programming Language (Swift 5.6) Subscripts Classes, structures, and enumerations can define subscripts, which are shortcuts f..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (11) - Methods (๋ฉ”์„œ๋“œ)

์•ˆ๋…•ํ•˜์„ธ์š”, ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ ์Šค์œ„ํ”„ํŠธ ๊ณต์‹๋ฌธ์„œ 11์ฑ•ํ„ฐ์ธ, ๋ฉ”์„œ๋“œ์— ๋Œ€ํ•ด์„œ ์ •๋ฆฌํ•ด๋ดค์Šต๋‹ˆ๋‹ค. ์Šค์œ„ํ”„ํŠธ ์Šคํ„ฐ๋””๋ฅผ ํ•˜๋ฉด์„œ ๋‚˜๋ฆ„ ๋งค์ผ๋งค์ผ ๊พธ์ค€ํžˆ ์ •๋ฆฌ์ค‘์ธ๋ฐ์š”, ํ™•์‹คํžˆ ์Šคํ„ฐ๋””๋ฅผ ์šด์˜ํ•˜๋ฉฐ ์‚ฌ๋žŒ๋“ค๊ณผ ํ•จ๊ป˜ ๊ณต๋ถ€ํ•˜๋Š” ๊ฒƒ์ด ํšจ์œจ์ด ์˜ค๋ฅด๋Š” ๊ฒƒ๊ฐ™์•„์š”. ์–ผ๋ฅธ ๊ธฐ์ดˆ๊ณต๋ถ€๋ฅผ ๋๋‚ด๊ณ  ํ† ์ด ํ”„๋กœ์ ํŠธ๋„ ํ•จ๊ป˜ ํ•ด๋ณด๊ณ ์‹ถ์€ ๋งˆ์Œ์ด๋„ค์š”! ๊ทธ๋Ÿผ ์‹œ์ž‘ Swift Documents chap.11 Methods ๋ฐ”๋กœ๊ฐ€๊ธฐ Methods — The Swift Programming Language (Swift 5.6) Methods Methods are functions that are associated with a particular type. Classes, structures, and enumerations can all define instan..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (10) - Properties (์ €์žฅ ํ”„๋กœํผํ‹ฐ, ๊ณ„์‚ฐ ํ”„๋กœํผํ‹ฐ, ํƒ€์ž… ํ”„๋กœํผํ‹ฐ, ์˜ต์ €๋ฒ„, wrapper)

์•ˆ๋…•ํ•˜์„ธ์š”, ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ property์— ๋Œ€ํ•ด์„œ ๊ณต๋ถ€ํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. ํ”„๋กœํผํ‹ฐ ๊ฐœ๋…์„ ๊ณต๋ถ€ํ•˜๋ฉด์„œ ์ฐธ ๋ชจํ˜ธํ•˜๊ณ  ์ดํ•ด๊ฐ€ ๊ฐ€์ง€ ์•Š์•˜๋˜ ๋ถ€๋ถ„์ด ๋งŽ์•˜๋Š”๋ฐ์š”, ์ด๋Ÿฐ ๋ถ€๋ถ„์— ๋Œ€ํ•ด์„œ๋Š” ์ถ”ํ›„์— ํ”„๋กœํผํ‹ฐ ์ •๋ณตํ•˜๊ธฐ ํฌ์ŠคํŒ…์„ ๋‹ค์‹œ ํ•œ ๋ฒˆ ํ•ด์•ผํ•  ๊ฒƒ ๊ฐ™์•„์š”. ์ผ๋‹จ ๊ธฐ์ดˆ๊ฐœ๋…์„ ์žก์€ ์ •๋ฆฌ๊ธ€ ์ •๋„๋กœ ๋ด์ฃผ์„ธ์š”! ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค. Swift Document chap.10 Properties ๋ฐ”๋กœ๊ฐ€๊ธฐ Properties — The Swift Programming Language (Swift 5.6) Properties Properties associate values with a particular class, structure, or enumeration. Stored properties store constant and variabl..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (9) - Structures and Classes (๊ตฌ์กฐ์ฒด์™€ ํด๋ž˜์Šค์˜ ๊ณตํ†ต์ ๊ณผ ์ฐจ์ด์ , ๊ฐ’ ํƒ€์ž…, ์ฐธ์กฐํƒ€์ž…)

์•ˆ๋…•ํ•˜์„ธ์š”, ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ ๊ตฌ์กฐ์ฒด์™€ ํด๋ž˜์Šค์— ๋Œ€ํ•ด์„œ ์ •๋ฆฌํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. swift document chap.09 Structures and Classes Structures and Classes — The Swift Programming Language (Swift 5.6) Structures and Classes Structures and classes are general-purpose, flexible constructs that become the building blocks of your program’s code. You define properties and methods to add functionality to your structures and classes using the sam..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (8) - Enumerations (์—ด๊ฑฐํ˜•)

์•ˆ๋…•ํ•˜์„ธ์š”, ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ enumerations์— ๋Œ€ํ•ด์„œ ์ •๋ฆฌํ•ด๋ณด์•˜์Šต๋‹ˆ๋‹ค. swift ๊ฐœ๋ฐœ์ž ๋‹จํ†ก๋ฐฉ์—์„œ ๋งˆ์นจ ์–ด๋–ค๋ถ„์ด enum์— ๋Œ€ํ•ด์„œ ์‹ค๋ฌด์—์„œ ๋งŽ์ด ์“ฐ์ด๋Š”์ง€ ์—ฌ์ญค๋ดค๋Š”๋ฐ์š”.. (๋‚˜์ด์Šค ํƒ€์ด๋ฐ) ์‹ค๋ฌด์—์„œ๋„ ๊ต‰์žฅํžˆ ๋งŽ์ด ์“ฐ์ธ๋‹ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค. ์‹ค๋ฌด์—์„œ ์–ด๋–ป๊ฒŒ ์“ฐ์ด๋Š”์ง€๋Š” ๋‹ค์‹œ๋‹ค์‹œ! ๊ณต๋ถ€ํ•ด๋ณด๋ฉด์„œ ์‚ดํŽด๋ด์•ผ๊ฒ ์ง€๋งŒ, ๊ทธ๋ฆฌ๊ณ  ๊ฒฝํ—˜ํ•ด๋ด์•ผ๊ฒ ์ง€๋งŒ swift์˜ enum์€ ๋‹ค๋ฅธ ์–ธ์–ด์— ๋น„ํ•ด ๊ฐ•๋ ฅํ•œ ์ ์ด ๋งŽ๋‹ค๋ณด๋‹ˆ ์‹ค๋ฌด์—์„œ ํ•„์ˆ˜์ ์ด๋ผ๊ณ  ํ•˜๋„ค์š”. ์—ฌ๋Ÿฌ ์ƒํƒœ๋ฅผ ๋‚˜ํƒ€๋‚ด์•ผํ•  ๋•Œ๋‚˜, ๋ญ ๊ฐ€๋…์„ฑ๋ถ€๋ถ„์—์„œ๋„ ํฐ ์—ญํ• ์„ ํ•œ๋‹ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค. ์‹ค๋ฌด๋ฅผ ๊ฒฝํ—˜ํ•˜๊ธฐ ์ „์— enum์— ๋Œ€ํ•œ ์‚ฌ์šฉ๋ฐฉ๋ฒ•์— ๋Œ€ํ•ด์„œ ์ž˜ ์•Œ์•„๋ณด๊ณ  ๊ณต๋ถ€ํ•ด์•ผ๊ฒ ๋‹ค๊ณ  ๋Š๊ผˆ์Šต๋‹ˆ๋‹ค.ใ…Žใ…Ž (๋‰ด๋น„์™€ ๊ณ ์ˆ˜์˜ ์ฐจ์ด๋Š” enum์„ ์–ผ๋งˆ๋‚˜ ์ž˜์“ฐ๋ƒ๋กœ ๊ฐˆ๋ฆฐ๋‹ค๊ณ ๋„ ํ•ฉ๋‹ˆ๋‹ค ํ•˜ํ•˜ํ•˜ํ•ซ) ์Šค์œ„ํ”„ํŠธ ์Šคํ„ฐ๋””๋ฅผ ํ•˜๋ฉด์„œ ์Šคํ„ฐ๋””์›๋ถ„..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (7) - Closures (ํด๋กœ์ €)

์•ˆ๋…•ํ•˜์„ธ์š”, ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ ํด๋กœ์ €์— ๋Œ€ํ•ด์„œ ๊ณต์‹๋ฌธ์„œ๋ฅผ ์ •๋ฆฌํ•ด๋ดค์–ด์š”. ์ •๋ฆฌํ•ด๋„ ์ •๋ง ๋ชจ๋ฅด๋Š”๊ฒƒ ํˆฌ์„ฑ์ด๋„ค์š”.. ํด๋กœ์ €๋Š” ์ค‘์š”ํ•œ ๋ถ€๋ถ„์ธ ๋งŒํผ ์ถ”ํ›„์— ๊ฐ๊ฐ ๊ฐœ๋ณ„ ํฌ์ŠคํŒ…์„ ํ†ตํ•ด ๋‹ค์‹œ ๊ณต๋ถ€ํ•ด๋ณด๋„๋ก ํ•˜๊ณ , ์˜ค๋Š˜์€ ์ผ๋‹จ ์ •๋ฆฌํ•˜๊ณ  ๋ชจ๋“  ๊ฐœ๋…์— ๋ˆˆ์„ ๋–ด๋‹ค~ ์ง€์‹œ๊ธใ„น +1 ๋งŒํผ ์–ป์—ˆ๋‹ค ํ•˜๊ณ  ๋„˜์–ด๊ฐ€๋ณด์ฃ . ์ถ”ํ›„์— escape ํด๋กœ์ €, ํ›„ํ–‰ํด๋กœ์ €, autoclosure ์— ๋Œ€ํ•ด์„œ ๋˜๋‹ค๋ฅธ ํฌ์ŠคํŒ…์„ ํ•  ์˜ˆ์ •์ž…๋‹ˆ๋‹ค. ํ•™์Šต์€ ์ฆ๊ฒ๊ตฐ! Swift Document chap.07 Closures ๋ฐ”๋กœ๊ฐ€๊ธฐ Closures — The Swift Programming Language (Swift 5.6) Closures Closures are self-contained blocks of functionality that can be passe..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (6) - Functions (ํ•จ์ˆ˜)

์•ˆ๋…•ํ•˜์„ธ์š”, ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜์€ ์Šค์œ„ํ”„ํŠธ ๊ณต์‹๋ฌธ์„œ chapter 6 ํ•จ์ˆ˜ ๋ถ€๋ถ„์— ๋Œ€ํ•ด์„œ ์ •๋ฆฌํ•œ ๊ฒƒ์„ ์—…๋กœ๋“œ ํ•ด๋ณด๋ ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค. Swift Documetns chapter.06 Functions Functions — The Swift Programming Language (Swift 5.6) Functions Functions are self-contained chunks of code that perform a specific task. You give a function a name that identifies what it does, and this name is used to “call” the function to perform its task when needed. Swift’s unified f..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (5) - Control Flow (์ œ์–ด ํ๋ฆ„) (for, while, repeat-while, if, switch case, break, continue, fallthrough)

์•ˆ๋…•ํ•˜์„ธ์š” ๊ฐ์ž์ž…๋‹ˆ๋‹ค. ์˜ค๋žœ๋งŒ์— ์Šค์œ„ํ”„ํŠธ ๊ณต์‹๋ฌธ์„œ ์ •๋ฆฌ๊ธ€๋กœ ๋Œ์•„์™”์–ด์š”. ์‚ฌ์‹ค ๊ณต์‹๋ฌธ์„œ๊ฐ€ ๊ธธ๊ณ  ๊ธฐ์ดˆ๊ณต๋ถ€๋ผ ์žฌ๋ฏธ์—†๋Š” ๋“ฏํ•œ ๋Š๋‚Œ์„ ์ค˜์„œ.. (์ •๋ฆฌ์˜ค๋ž˜๊ฑธ๋ฆผ) ์ตœ๋Œ€ํ•œ ์‹œ๊ฐ„๋‚จ์œผ๋ฉด ์ง„ํ–‰ํ•˜๋Š” ํŽธ์œผ๋กœ ํ–ˆ์—ˆ๋Š”๋ฐ, ์ œ๊ฐ€ ์• ํ”Œ ์•„์นด๋ฐ๋ฏธ์— ์ž…๊ณผํ•˜๊ฒŒ ๋˜๋ฉด์„œ! ์‹œ๊ฐ„์ด ์ข€ ๋‚จ๊ฒŒ๋˜์—ˆ์–ด์š”. ๊ทธ๋ž˜์„œ ์ž…๊ณผ ์ „์— ๋ชจ๋“  ์Šค์œ„ํ”„ํŠธ ๊ณต์‹ ๋ฌธ์„œ๋ฅผ ์ •๋…ํ•˜๊ณ  ๊ธฐ์ดˆ๋ฅผ ํƒ„ํƒ„ํƒ„ํƒ„ํ•˜๊ฒŒ ๋‹ค์ ธ๋ณด๊ณ ์ž ๋ถ€์ง€๋Ÿฐํžˆ ์ •๋ฆฌ์ค‘์— ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ๊ทผ๋ฐ ๋งˆ์นจ!! ์Šค์œ„ํ”„ํŠธ ๊ฐœ๋ฐœ์ž๋“ค๋งŒ ๋ชจ์—ฌ์žˆ๋Š” ์˜คํ”ˆ์ฑ„ํŒ…๋ฐฉ์ด ์žˆ๋Š๋ฐ, ๊ทธ ํ†ก๋ฐฉ์—์„œ ํ•ด๋‹น ๋ฌธ์„œ๋ฅผ ํ•˜๋ฃจ์— ํ•œ ์ฑ•ํ„ฐ์”ฉ ๋ชจ์—ฌ์„œ ์Šคํ„ฐ๋””ํ•˜์ž๋Š” ์Šคํ„ฐ๋”” ๋ชจ์ง‘๊ธ€์ด ์˜ฌ๋ผ์™”๊ณ  ์–ผ๋ฅธ ์ง€์›ํ•ด์„œ ์Šคํ„ฐ๋””์— ์ฐธ์—ฌํ•˜๊ฒŒ๋˜์—ˆ์–ด์š”~! ํ˜ธํ˜ธํ™‹ ์š”์ฆ˜ ๊ทธ๋ž˜์„œ ์Šคํ„ฐ๋””๋„ ์ง„ํ–‰ํ•˜๋ฉด์„œ ๊ณต์‹๋ฌธ์„œ๋„ ์ •๋…ํ•˜๊ณ , ๊ฐœ๋ฐœ๋„ ํ•˜๊ณ , ์•„์ฃผ ๊ฐ“์ƒ์„ ์‚ด๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋Ÿผ ์Šคํ„ฐ๋””ํ•˜๋ฉด์„œ ์ œ๊ฐ€ ์ •๋ฆฌํ•œ ๊ธ€์„ ๋ณด์‹œ..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (4) - ์ปฌ๋ ‰์…˜ ํƒ€์ž… (Collection Types) - array(๋ฐฐ์—ด), dictionary(๋”•์…”๋„ˆ๋ฆฌ), set(์ง‘ํ•ฉ)

์‹œ์ž‘ํ•˜๋ฉฐ iOS ๊ฐœ๋ฐœ์„ ์œ„ํ•œ ๋‹ค๋ฅธ ์ธํ„ฐ๋„ท ๊ฐ•์˜๋ฅผ ๋“ค์œผ๋ฉฐ ๊ธฐ์ดˆ์ ์ธ ๋ฌธ๋ฒ•์„ ๋น ๋ฅด๊ฒŒ ์ตํžˆ๊ณ  ์žˆ๊ธด ํ•˜์ง€๋งŒ, swift์˜ ํŠน์ง•์„ ์˜จ์ „ํ•˜๊ฒŒ ์ž˜ ํŒŒ์•…ํ•˜๊ธฐ ์œ„ํ•ด์„œ ๊ณต์‹๋ฌธ์„œ๋ฅผ ๊ผญ ๊ณต๋ถ€ํ•˜๊ณ , ์ •๋ฆฌํ•ด๋ณด๋„๋ก ํ•˜์ž. ์˜ค๋Š˜์€ ๊ทธ 4๋ฒˆ์งธ ์ˆœ์„œ, Collection types ์ด๋‹ค. Swift ๊ณต์‹ Documents (4) Collection Types Collection Types — The Swift Programming Language (Swift 5.5) Collection Types Swift provides three primary collection types, known as arrays, sets, and dictionaries, for storing collections of values. Arrays are or..

[Swift] ๊ณต์‹ ๋ฌธ์„œ ์ •๋ฆฌ (3) - Strings and Characters (๋ฌธ์ž์—ด๊ณผ ๋ฌธ์ž)

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