Puas yog int16 luv?
Puas yog int16 luv?

Video: Puas yog int16 luv?

Video: Puas yog int16 luv?
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Anonim

Ces nws ua tib yam nkaus rau tus luv , int thiab ntev hom. Tom ntej: Qhov kev pab cuam cov zis qhia tau hais tias Ib 16 yog sib npaug luv , Int32 sib npaug rau int, thiab Int64 sib npaug rau ntev hauv lub sijhawm ua haujlwm. Kev sib tham. Conventions nyiam cov luv , int thiab ntev hom.

Yog li ntawd, int16 txhais li cas?

ib 32 yog ib thiab ib yam (32-ntsis integer) int16 yog luv int (2 bytes lossis 16-ntsis) int64 yog cov ntaub ntawv ntev (8 bytes lossis 64-ntsis)

Kuj Paub, loj npaum li cas yog int8?

Kev ua haujlwm Tso zis ntau yam Bytes rau Element
ib 8 -128-127: kuv 1
ib 16 -32, 768 to 32, 767 ib 2
ib 32 2, 147, 483, 648 rau 2, 147, 483, 647 4
ib 64 -9, 223, 372, 036, 854, 775, 808 to 9, 223, 372, 036, 854, 775, 807 8

Tsis tas li ntawd, qhov luv luv hauv C # yog dab tsi?

Luv luv thiab ushort. Cov luv hom txo qhov kev siv lub cim xeeb ntawm cov lej. Nws sawv cev rau tus lej hauv 2 bytes-16 ntsis-ib nrab ntawm qhov loj ntawm int. Int, uint. Sau ntawv, luv . Luv luv yog aliased rau System.

Qhov txawv ntawm int8 thiab uint8 yog dab tsi?

Thaum koj muab ib 8 () tus nqi uas ntau dua 127, ces nws "saturates" thiab rov qab 127. Ntau yam ntawm koj input qhov tseem ceeb yog ntau dua 127 ces lawv yog "saturating" ntawm 127. Zoo tib yam tshwm sim rau ntu 8 Yog tias koj muab nws tus nqi ntau dua 255: nws saturates ntawm 255.

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