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magicians = ['alice', 'dsvid', 'carolina']
# 遍历整个列表
for magician in magicians:
print(magician)
for magician in magicians:
print(magician.title() + ', that was a great trick!')
运行结果:
alice, that was a great trick!
dsvid, that was a great trick!
carolina, that was a great trick!
for代码行后边缩进的代码块都是循环的一部分,继续增加打印语句:
for magician in magicians:
print(magician.title() + ', that was a great trick!')
print("i can't wait to see your next trick, " + magician.title() + "\n")
运行结果:
for magician in magicians:运行结果会报错:
print(magician.title() + ', that was a great trick!')
for magician in magicians:程序运行不会出错,但是没有缩进的代码将在循环结束之后执行一次,只打印出有关列表最后一个元素的信息:
print(magician.title() + ', that was a great trick!')
print("i can't wait to see your next trick, " + magician.title() + "\n")
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