Viewcontroller ์๋ช ์ฃผ๊ธฐ(life cycle)
Viewcontroller ์๋ช
์ฃผ๊ธฐ(life cycle)
๐ ViewController ์๋ช ์ฃผ๊ธฐ ๊ฐ๋
UIViewController๋ ํน์ ์ด๋ฒคํธ์ ๋ฐ๋ผ ์๋์ผ๋ก ํธ์ถ๋๋ ์๋ช ์ฃผ๊ธฐ ๋ฉ์๋๋ฅผ ๊ฐ์ง.
๋ฉ์๋ | ํธ์ถ ์์ | ํน์ง |
---|---|---|
viewDidLoad() | ๋ทฐ๊ฐ ์ฒ์ ๋ฉ๋ชจ๋ฆฌ์ ๋ก๋๋ ๋ | ํ๋ฒ๋ง ํธ์ถ๋จ. |
โ ์์ ์ฝ๋: ์๋ช ์ฃผ๊ธฐ ๋ก๊ทธ ์ถ๋ ฅ
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class LifeCycleViewController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
print("viewDidLoad - ๋ทฐ๊ฐ ๋ฉ๋ชจ๋ฆฌ์ ๋ก๋๋จ")
view.backgroundColor = .white
}
}
๋ฉ์๋ | ํธ์ถ ์์ |
---|---|
viewWillAppear() | ๋ทฐ๊ฐ ํ๋ฉด์ ๋ํ๋๊ธฐ ์ง์ |
โ ์์ ์ฝ๋: ์๋ช ์ฃผ๊ธฐ ๋ก๊ทธ ์ถ๋ ฅ
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class LifeCycleViewController: UIViewController {
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
print("viewWillAppear - ๋ทฐ๊ฐ ๋ํ๋๊ธฐ ์ง์ ")
}
}
๋ฉ์๋ | ํธ์ถ ์์ |
---|---|
viewDidAppear() | ๋ทฐ๊ฐ ํ๋ฉด์ ๋ํ๋ ํ |
โ ์์ ์ฝ๋: ์๋ช ์ฃผ๊ธฐ ๋ก๊ทธ ์ถ๋ ฅ
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class LifeCycleViewController: UIViewController {
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
print("viewDidAppear - ๋ทฐ๊ฐ ๋ํ๋ ํ")
}
}
๋ฉ์๋ | ํธ์ถ ์์ |
---|---|
viewWillDisappear() | ๋ทฐ๊ฐ ์ฌ๋ผ์ง๊ธฐ ์ง์ |
โ ์์ ์ฝ๋: ์๋ช ์ฃผ๊ธฐ ๋ก๊ทธ ์ถ๋ ฅ
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class LifeCycleViewController: UIViewController {
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
print("viewWillDisappear - ๋ทฐ๊ฐ ์ฌ๋ผ์ง๊ธฐ ์ง์ ")
}
}
๋ฉ์๋ | ํธ์ถ ์์ |
---|---|
viewDidDisappear() | ๋ทฐ๊ฐ ์ฌ๋ผ์ง ํ |
โ ์์ ์ฝ๋: ์๋ช ์ฃผ๊ธฐ ๋ก๊ทธ ์ถ๋ ฅ
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class LifeCycleViewController: UIViewController {
override func viewDidDisappear(_ animated: Bool) {
super.viewDidDisappear(animated)
print("viewDidDisappear - ๋ทฐ๊ฐ ์ฌ๋ผ์ง ํ")
}
}
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