pythonbook/10个编程技巧/Enumertate函数.py

# enumerate 可以加索引
fruit = ["apple",'orange',"banana","balabala"]

for i,x in enumerate(fruit):
    print(i,x)

# 反方向输出
for i,x in enumerate(reversed(fruit)):
    print(i,x)

# 按照字典顺序输出
for i,x in enumerate(sorted(fruit)):
    print(i,x)
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