# -*- coding:utf-8 -*-
#!/usr/bin/python
'''
一；遍历字典
'''
'''
1；遍历所有的建---值对
'''
user_0 = {
'username' : 'aaorn',
'first' : 'wang',
'last' : 'tao'
}
for key,value in user_0.items():
print("key: " + key )
print("value: " + value + '\n')
# -*- coding:utf-8 -*-
#!/usr/bin/python
'''
一；遍历字典
'''
'''
1；按顺序遍历字典中的所有的建
'''
user_0 = {
'username' : 'aaorn',
'first' : 'wang',
'last' : 'tao'
}
for key in user_0.keys():
print(key)
print('\n')
for key in sorted(user_0.keys()):
print(key)
# -*- coding:utf-8 -*-
#!/usr/bin/python
'''
一；遍历字典
'''
'''
1；遍历字典中的所有值
'''
user_0 = {
'username' : 'aaorn',
'first' : 'wang',
'last' : 'tao'
}
for key in user_0.values():
print(key)
print('\n')
for key in sorted(user_0.values()):
print(key)
