Swift - 总秒数--换算成00：00：00

// MARK: - 把秒数转换成时分秒（00:00:00）格式
///
/// - Parameter time: time(Float格式)
/// - Returns: String格式(00:00:00)
func transToHourMinSec(time: Float) -> String
{
    let allTime: Int = Int(time)
    var hours = 0
    var minutes = 0
    var seconds = 0
    var hoursText = ""
    var minutesText = ""
    var secondsText = ""
    
    hours = allTime / 3600
    hoursText = hours > 9 ? "\(hours)" : "0\(hours)"
    
    minutes = allTime % 3600 / 60
    minutesText = minutes > 9 ? "\(minutes)" : "0\(minutes)"
    
    seconds = allTime % 3600 % 60
    secondsText = seconds > 9 ? "\(seconds)" : "0\(seconds)"
    
    return "\(hoursText):\(minutesText):\(secondsText)"
}