파이썬 enumerate()

1 개요

Python enumerate()
파이썬 enumerate()

enumerate 객체를 반환하는 Python 빌트인 함수

형식

enumerate(iterable, start=0)

2 예시 1

seasons = ['Spring', 'Summer', 'Fall', 'Winter']
list(enumerate(seasons))
# [(0, 'Spring'), (1, 'Summer'), (2, 'Fall'), (3, 'Winter')]
list(enumerate(seasons, start=1))
# [(1, 'Spring'), (2, 'Summer'), (3, 'Fall'), (4, 'Winter')]

3 예시 2

fruits = ['Apple', 'Banana', 'Mango']
print( type(enumerate(fruits) ))
print( dict(enumerate(fruits)) )
# <class 'enumerate'>
# {0: 'Apple', 1: 'Banana', 2: 'Mango'}

fruits = ['Apple', 'Banana', 'Mango']
for k, v in enumerate(fruits):
    print(k, v)
# 0 Apple
# 1 Banana
# 2 Mango

fruits = ['Apple', 'Banana', 'Mango']
for k in range( len(fruits) ):
    print(k, fruits[k])
# 0 Apple
# 1 Banana
# 2 Mango

fruits = ['Apple', 'Banana', 'Mango', 'Orange']
print(dict( enumerate(fruits, 1000) ))
# {1000: 'Apple', 1001: 'Banana', 1002: 'Mango', 1003: 'Orange'}

4 같이 보기

5 참고

https://docs.python.org/3/library/functions.html#enumerate