a = [1, 2, 3, 4, 5]
iter = a.__iter__()
while True:
print("循环")
try:
x = iter.__next__()
print(x)
except StopIteration:
break
输出:
循环
1
循环
2
循环
3
循环
4
循环
5
循环
a = [1, 2, 3, 4, 5]
iter = a.__iter__()
while True:
print("循环")
try:
x = iter.__next__()
print(x)
except StopIteration:
break
输出:
循环
1
循环
2
循环
3
循环
4
循环
5
循环
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