遍历对象可以使用循环结构来实现,以下是几种常见的遍历对象的方法示例:
obj = {"name": "Alice", "age": 25, "city": "New York"}
for key in obj:
print(key, obj[key])
输出:
name Alice
age 25
city New York
obj = {"name": "Alice", "age": 25, "city": "New York"}
for key, value in obj.items():
print(key, value)
输出:
name Alice
age 25
city New York
obj = {"name": "Alice", "age": 25, "city": "New York"}
for value in obj.values():
print(value)
输出:
Alice
25
New York
obj = ["Alice", 25, "New York"]
for index, value in enumerate(obj):
print(index, value)
输出:
0 Alice
1 25
2 New York
这些示例演示了如何使用不同的方法遍历对象。根据对象的类型和遍历的需求,选择适合的遍历方式即可。
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