#encoding:utf-8 import math #向上取整 http://www.manongjc.com/article/1335.html print "math.ceil---" print "math.ceil(2.3) => ", math.ceil(2.3) print "math.ceil(2.6) => ", math.ceil(2.6) #向下取整 http://www.manongjc.com/article/1336.html print "\nmath.floor---" print "math.floor(2.3) => ", math.floor(2.3) print "math.floor(2.6) => ", math.floor(2.6) #四舍五入 http://www.manongjc.com/article/1337.html print "\nround---" print "round(2.3) => ", round(2.3) print "round(2.6) => ", round(2.6) #这三个的返回结果都是浮点型 http://www.manongjc.com/article/1338.html print "\n\nNOTE:every result is type of float" print "math.ceil(2) => ", math.ceil(2) print "math.floor(2) => ", math.floor(2) print "round(2) => ", round(2)
运行结果：
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