练习19——函数和变量类型
2016-07-01 16:56
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# -*- coding: utf-8 -*- #19: 函数和变量类型 #函数的参数可以是数字(#1),可以是变量(#2),可以进行运算(#3),还可以变量和运算同时存在(#4) def cheese_and_crackers(cheese_count, boxes_of_crackers): print ("You have %d cheeses!" % cheese_count) print ("You have %d boxes of crackers" % boxes_of_crackers) print ("Man that's enough for a party!") print ("Get a blanket.\n") #1 print ("We can just give the function numbers directly:") cheese_and_crackers(20, 30) #2 print ("Orm we can use varables from our script:") amount_of_cheese = 10 amount_of_crackers = 50 cheese_and_crackers(amount_of_cheese,amount_of_crackers) #3 print ("We can do math in side too:") cheese_and_crackers(10 + 20, 5+ 6) #4 print ("And we can combine the two, varables and math:") cheese_and_crackers(amount_of_cheese + 100, amount_of_crackers + 1000)
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