python字典的循环是默认取key的

字典循环默认取key例子

 

dict={'name':'john','number':'201801','weight':'80kg','tall':'180cm"}
#------直接循环字典默认取key------
for i in dict：
print(i)
#-----也可以循环key---------
for i in dict(keys):
print(i)
#------循环值---------------
for i in dict(values):
print(i)