在Python中,遍历字典主要有以下几种方法:
1. 遍历键(keys):
my_dict = {"name": "Alice", "age": 30, "gender": "female"}
for key in my_dict.keys():
value = my_dict[key]
print(key, value)
2. 遍历值(values):
my_dict = {"name": "Alice", "age": 30, "gender": "female"}
for value in my_dict.values():
print(value)
3. 遍历键值对(items):
my_dict = {"name": "Alice", "age": 30, "gender": "female"}
for key, value in my_dict.items():
print(key, value)
以上方法都可以用来遍历字典的不同部分。使用`keys()`、`values()`和`items()`方法可以分别获取字典的键、值和键值对,然后通过for循环进行遍历。