c# var 1
[C#] var ํ‚ค์›Œ๋“œ์˜ ์•”๋ฌต์  ํƒ€์ž… ์ถ”๋ก 

C#์—์„œ๋„ var ํŒจํ„ด์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ฐ์ฒด(object)ํ˜•ํƒœ๋กœ ๋ฐ›์€ ๊ฐ’์„ var ํ‚ค์›Œ๋“œ๋ฅผ ํ†ตํ•ด ๊ฐ„๋‹จํžˆ ์ถœ๋ ฅํ•˜๊ฑฐ๋‚˜ ์ฒ˜๋ฆฌํ•˜๋Š” ๋ฐฉ์‹์ž…๋‹ˆ๋‹ค. ์ด ํŒจํ„ด์€ ์ผ๋ฐ˜์ ์œผ๋กœ ๋งŽ์ด ์‚ฌ์šฉํ•˜์ง€ ์•Š์ง€๋งŒ ์ด๋Ÿฌํ•œ ๊ฒƒ๋“ค์ด ์žˆ๊ตฌ๋‚˜.. ์ดํ•ด๋งŒ ํ•˜๋„๋ก ํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค. ๐Ÿ“‚ ๋ชฉ์ฐจ 1. ์•”๋ฌต์  ํƒ€์ž…์ด๋ž€ ๋ฌด์—‡์ผ๊นŒ?์•”๋ฌต์  ํƒ€์ž…์ด๋ž€ ํƒ€์ž…์„ ๋ช…์‹œ์ ์œผ๋กœ ์„ ์–ธํ•˜์ง€์•Š๊ณ , ์ปดํŒŒ์ผ๋Ÿฌ๊ฐ€ ๊ฐ’์„ ๋ณด๊ณ  ์ถ”๋ก ํ•˜๋Š” ๋ฐฉ์‹์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค. ์ด๋ฅผ C#์—์„œ๋Š” var ํ‚ค์›Œ๋“œ๋กœ ๊ตฌํ˜„ํ• ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ฐ„๋‹จํ•œ ์˜ˆ์ œ๋กœ:object obj = "Hello, World!";if(obj is var result){ Console.WriteLine(result); // "Hello, World!" ์ถœ๋ ฅ}์—ฌ๊ธฐ์„œ obj is var result๋Š” obj์˜ ๊ฐ’์„ result ๋ณ€์ˆ˜์— ๊ทธ๋Œ€๋กœ ํ• ..
C# 2025.02.16
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