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Explicit Initialization

Explicit Initialization

ธŠคํ„Šค €ˆ˜“ค„ –ด–ปฒŒ ””ํดํŠธฐ’œกœ ดˆธฐํ™”‹œœŠ”€?

ดˆธฐํ™”— Œ€ํ•ด„œŠ” ”ํžˆ  •ํ•ด„ ข‹€ ฐฉฒ•ด —†‹ค.(ƒํ™ฉ— ”ฐ ํƒํ•ด„œ “ฐŠ” ง) ด ํŒจํ„€ œ —ฐ„ณด‹คŠ” €…„„ ค‘‹œํ•œ‹ค. ชจ“  ดˆธฐํ™” ํ•˜‚˜˜ ฉ”†Œ“œ— •Œ ค„Š” ฐฉฒ•ด‹ค. œ —ฐ„€ –จ–ดงˆ ˆ˜ ฐ–— —†‹ค. €ˆ˜ ํ•˜‚˜ ถ”€ํ•˜žฉด ExplicitInitialization ฉ”†Œ“œ ˆ˜ •ํ•ด•งŒ ํ•œ‹คŠ” ฒƒ„ ธฐ–ตํ•˜ณ  žˆ–ด• ํ•˜ธฐ •Œฌธด‹ค. ExplicitInitialization€ LazyInitializationณด‹ค „šฉด งŽด “ ‹ค. ชจ“  €ˆ˜ ธŠคํ„Šค€ ƒ„ •Œ ดˆธฐํ™” ํ•˜ธฐ •Œฌธด‹ค.

ชจ“  €ˆ˜“ค„ ช…‹œ œกœ „ •ํ•ดŠ” initializeฉ”†Œ“œ ตฌํ˜„ํ•˜. newฉ”„€ ˜ค„ด”ฉํ•ด„œ ƒˆกœšด ธŠคํ„Šค— งžฒŒ ํ•˜.

1000 €ฆฌ„ปจ“œงˆ‹ค ‹คํ–‰˜Š” ํƒ€ดจธ ƒฐํ•ดณดž. ด ํƒ€ดจธŠ” –งˆ‚˜ งŽ€ ‹œ„ด €‚˜ฐ”‚˜„ ธฐ–ตํ•˜ณ  žˆ‹ค.
~cpp 
Class Timer
{
/* ... */
	void initialize()
	{
		count = 0;
		period = defaultMillisecondPeriod();	// C++/JAVA—„œŠ” ทธƒฅ ƒˆ˜กœ จ„  “ํ•˜‹ค.
	}
	int defaultMillisecondPeriod()
	{
		return 1000;
	}
	Timer()
	{
		initialize();
	}
};

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