Function in Swift
1) Print
print(anything)
Swift
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๋ง์ฝ ์ค๊ฐ์ ์ฝ๋๋ฅผ ๋ฃ๊ณ ์ถ๋ค๋ฉด \([ code ]) ์ฌ์ฉ
print("the result of 5 + 3 = \(5 + 3)")
Swift
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2) random
// 1 ~ 3
let randomNumber = Int.random(in: 1 ... 3)
// 1 ~ 2
let randomNumber = Int.random(in: 1 ..< 3)
// 1 ~ 2.9999999...
let ramdomNumber = Float.ramdom(in: 1..< 3)
Swift
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3) Sleep
โข
์ด ๋จ์๋ง ๊ฐ๋ฅ
import UIKit
sleep(UInt32) // unsigned int
Swift
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โข
ms ๋จ์๋ ๊ฐ๋ฅ
usleep(1000000) //will sleep for 1 second
usleep(2000) //will sleep for .002 seconds
Swift
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4) Timer() โ ์จ์ผํจ
Swift์์ ํธํ๊ฒ


