Swift扩展Date

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/qq_25639809/article/details/85007884

extension Date {
    
    static func getCurrentTime() -> Int64 {
        let now = Date()
        let timeInterval: TimeInterval = now.timeIntervalSince1970
        return Int64(timeInterval)
    }
    
    static func currentTime() -> String {
        let date = Date()
        let timeFormatter = DateFormatter()
        timeFormatter.dateFormat = "yyyy-MM-dd HH:mm:ss"
        return timeFormatter.string(from: date)
    }
    
    static func formatterTimeToDate(stringTime: String) -> Date {
        let dfmatter = DateFormatter()
        dfmatter.dateFormat = "yyyy-MM-dd HH:mm:ss"
        dfmatter.timeZone = TimeZone(abbreviation: "UTC") ?? TimeZone.current
        let date = dfmatter.date(from: stringTime) ?? Date()
        return date
    }
    
    static func timeStampToString(timeStamp: String) -> String {
        let timeInterval: TimeInterval = TimeInterval(timeStamp) ?? Date().timeIntervalSince1970
        let dfmatter = DateFormatter()
        dfmatter.dateFormat = "yyyy-MM-dd HH:mm:ss"
        let date = Date(timeIntervalSince1970: timeInterval)
        return dfmatter.string(from: date)
    }
    
}