sleep()出错，要怎么改
class CityInfo {
init()
{
Sleep(10)
}
}
class Metro {
var mName = ""
var city = CityInfo()
}
var line1 = Metro()
line1.mName = "地铁一号线"
println(line1.mName)
class CityInfo {
init()
{
Sleep(10)
}
}
class Metro {
var mName = ""
var city = CityInfo()
}
var line1 = Metro()
line1.mName = "地铁一号线"
println(line1.mName)
2015-09-17
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