December 2017
Beginner
624 pages
15h 38m
Korean
Content preview from Head First Python, 개정판 : 스스로 질문하며 답을 찾는 파이썬 학습서(Python 3)
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지금 여기예요
4
65
기초
특정 횟수만큼 반복하기
시퀀스를 반복하기 위해
for
루프를 사용할 때
range
라는 내장 함수를 이용하면 좀 더
정확하게 반복 횟수를 지정할 수 있습니다.
range
를 사용하는 다른 예제를 살펴보죠.
사용 예제
3
.
range
의 가장 단순한 형식은
for
루프를 실행할 횟수를 가리키는 정수를
인자로 받는 겁니다(
range
를 다른 방법으로 사용하는 예제는 나중에 살펴볼 거예요).
다음 예제 루프에서는
range
를 이용해서
num
변수에 숫자가 할당되도록 숫자 리스트를
만들었습니다.
for
루프는 스위트에서
num
루프 반복 변수를 아예 사용하지 않았습니다.
num
루프
반복 변수를 사용할지 여부는 우리가 결정할 수 있는 문제며, 반복 변수를 사용하지
않아도 에러가 발생하지 않습니다. 따라서 루프 반복 변수를 사용할 필요가 없을 때는
사용하지 않아도 됩니다.
>>> for num in range(5):
print('Head First Rocks!')
Head First Rocks!
Head First Rocks!
Head First Rocks!
Head First Rocks!
Head First Rocks!
다섯 개의 숫자 범위를 요청했으므로 다섯 번 반복되었고
그래서 메시지가 다섯 번 출력되었습니다. 스위트를
포
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.