Day6：Python基础：Range与enumerate的区别

ls = ['a', 'b', 'c']
# method 1
for i in range(len(ls)):
   print(i, end = ' ')
#    print(i)
   print(ls[i])

# method 2
for s in ls:
    print(ls.index(s), end=' ')
    print(s)

# method 3
for i, s in enumerate(ls):
    print(i, end=' ')
    print(s)
=============================================================

0 a
1 b
2 c
0 a
1 b
2 c
0 a
1 b
2 c