This is just a convenience thingy for myself, please dont complain about it :)

Date yyyymmdd to utime (Unix TimeStamp)

Source: 20181121
Result: 1542758400 --> Wed, 21 Nov 2018 00:00:00 +0000


UTime to Date

Source: 1542817791
Result: 1542817791 --> 20181121 [Wed, 21 Nov 2018 16:29:51 +0000]


Duration


Result: 1542817791 --> 48 years 12 months 16 hours 29 minutes 51 seconds
    Today Minus Duration is [Thu, 01 Jan 1970 00:00:00 +0000]