TimeTool.swift

import Foundation

class TimeTool {
  func getCurrentTimeString() -> String {
        
        let now = Date()
        let df = DateFormatter()
        df.dateFormat = "YYYY/MM/dd HH:mm:ss"
        
        return df.string(from: now)
    }
    
    
    func dateToString(date: Date) -> String {
        
        let cal = Calendar.current
        let yr = cal.component(.year, from: date)
        let mth = cal.component(.month, from: date)
        let day = cal.component(.day, from: date)
        let hr = cal.component(.hour, from: date)
        let min = cal.component(.minute, from: date)
        let sec = cal.component(.second, from: date)
        
        let dateString = "\(yr)/\(mth)/\(day) \(hr):\(min):\(sec)"
        
        return dateString
    }
    
    func stringToDate(date: String) -> Date {
        
        let df = DateFormatter()
        df.dateFormat = "YYYY/MM/dd HH:mm:ss"
        return df.date(from: date)!
        
    }
}