1 #coding=utf-8
 2 ‘‘‘
 3 函數參數
 4 ‘‘‘
 5 
 6 #位置參數:實參與形參的位置必須對應，否則會引起意想不到的的情況
 7 def z1(name,address,age):
 8     print(‘name is {},address is {},age is {}‘.format(name,address,age))
 9 z1(‘張三‘,‘北京市北京西路‘,100)
10 
11 #默認參數:需放在位置參數後面，有實參取實參，無實參取默認
12 def z2(address,age,name=‘李四‘):
13     #變化越小的放在越後
14     print
 
(‘name is {},address is {},age is {}‘.format(name,address,age))
15 z2(‘北京市廣東西路‘,101)
16 
17 #關鍵字參數:關鍵字無需考慮位置，實參賦值時需要放在位置參數後面
18 def z3(name,address,age=110,xingbie=‘男‘):
19     #變化越小的放在越後
20     print(‘name is {},address is {},age is {},xingbie is {}‘.format(name,address,age,xingbie))
21 z3(‘王五‘,‘北京市北京西路
 
‘,xingbie=‘女‘)

參數匯總