sleep()出錯,要怎么改
class CityInfo {
? ? init()
? ? {
? ? ? ? Sleep(10)
? ? }
}
class Metro {
? ? var mName = ""
? ? var city = CityInfo()
}
var line1 = Metro()
line1.mName = "地鐵一號線"
println(line1.mName)
class CityInfo {
? ? init()
? ? {
? ? ? ? Sleep(10)
? ? }
}
class Metro {
? ? var mName = ""
? ? var city = CityInfo()
}
var line1 = Metro()
line1.mName = "地鐵一號線"
println(line1.mName)
2015-09-17
舉報