-24 :20-01-2038
-23 :20-02-2038
-22 :20-03-2038
-21 :20-04-2038
-20 :20-05-2038
-19 :20-06-2038
-18 :20-07-2038
-17 :20-08-2038
-16 :20-09-2038
-15 :20-10-2038
-14 :20-11-2038
-13 :20-12-2038
-12 :20-01-2039
-11 :20-02-2039
-10 :20-03-2039
-9 :20-04-2039
-8 :20-05-2039
-7 :20-06-2039
-6 :20-07-2039
-5 :20-08-2039
-4 :20-09-2039
-3 :20-10-2039
-2 :20-11-2039
-1 :20-12-2039
0 :20-01-2040
1 :20-02-2040
2 :20-03-2040
3 :20-04-2040
4 :20-05-2040
5 :20-06-2040
6 :20-07-2040
7 :20-08-2040
8 :20-09-2040
9 :20-10-2040
10 :20-11-2040
11 :20-12-2040
12 :20-01-2041
13 :20-02-2041
14 :20-03-2041
15 :20-04-2041
16 :20-05-2041
17 :20-06-2041
18 :20-07-2041
19 :20-08-2041
20 :20-09-2041
21 :20-10-2041
22 :20-11-2041
23 :20-12-2041
24 :20-01-2042

Testing adodb_date and adodb_mktime. version=0.35 PHP=7.4.33

adodb: 2025-06-05 19:51:41
php  : 2025-06-05 19:51:41

Testing gregorian <=> julian conversion

-12219382800 -12219296400 15 Oct 1582, Fri=Fri
4 Oct 1582, Thu=Thu

Testing overflow

Testing 2-digit => 4-digit year conversion

Err 2-digit 1940
Err 2-digit 1950

Testing date formating

9:59:36 am AM 24 Mon July 9 9 09 09 59 24 Monday 0 07 Jul 7 +0100 RFC2822 Mon, 24 Jul 1978 09:59:36 +0100 36 31 270118776 1 78 1978 204 3600 2003 Error date(): 270118776
  "date +01 1978-07-24 09:59:36 am AM 24 Mon July 9 9 09 09 59 24 Monday 0 07 Jul 7 +0100 RFC2822 Mon, 24 Jul 1978 09:59:36 +0100 36 31 270118776 1 78 1978 204 3600 2003" (date len=166)
  "date +01 1978-07-24 08:59:36 am AM 24 Mon July 8 8 08 08 59 24 Monday 0 07 Jul 7 +0000 RFC2822 Mon, 24 Jul 1978 08:59:36 +0000 36 31 270118776 1 78 1978 204 0 2003" (adodb_date len=163)

Error getdate() 270118776
Array ( [seconds] => 36 [minutes] => 59 [hours] => 9 [mday] => 24 [wday] => 1 [mon] => 7 [year] => 1978 [yday] => 204 [weekday] => Monday [month] => July [0] => 270118776 )
Array ( [seconds] => 36 [minutes] => 59 [hours] => 8 [mday] => 24 [wday] => 1 [mon] => 7 [year] => 1978 [yday] => 204 [weekday] => Monday [month] => July [0] => 270118776 )

6:14:17 am AM 25 Thu August 6 6 06 06 14 25 Thursday 0 08 Aug 8 +0100 RFC2822 Thu, 25 Aug 1977 06:14:17 +0100 17 31 241334057 4 77 1977 236 3600 2003 Error date(): 241334057

  "date +01 1977-08-25 06:14:17 am AM 25 Thu August 6 6 06 06 14 25 Thursday 0 08 Aug 8 +0100 RFC2822 Thu, 25 Aug 1977 06:14:17 +0100 17 31 241334057 4 77 1977 236 3600 2003" (date len=170)
  "date +01 1977-08-25 05:14:17 am AM 25 Thu August 5 5 05 05 14 25 Thursday 0 08 Aug 8 +0000 RFC2822 Thu, 25 Aug 1977 05:14:17 +0000 17 31 241334057 4 77 1977 236 0 2003" (adodb_date len=167)

Error getdate() 241334057
Array ( [seconds] => 17 [minutes] => 14 [hours] => 6 [mday] => 25 [wday] => 4 [mon] => 8 [year] => 1977 [yday] => 236 [weekday] => Thursday [month] => August [0] => 241334057 )
Array ( [seconds] => 17 [minutes] => 14 [hours] => 5 [mday] => 25 [wday] => 4 [mon] => 8 [year] => 1977 [yday] => 236 [weekday] => Thursday [month] => August [0] => 241334057 )

9:16:51 pm PM 03 Fri June 7 19 07 19 16 3 Friday 0 06 Jun 6 +0100 RFC2822 Fri, 03 Jun 1977 19:16:51 +0100 51 30 234209811 5 77 1977 153 3600 2003 Error date(): 234209811

  "date +01 1977-06-03 19:16:51 pm PM 03 Fri June 7 19 07 19 16 3 Friday 0 06 Jun 6 +0100 RFC2822 Fri, 03 Jun 1977 19:16:51 +0100 51 30 234209811 5 77 1977 153 3600 2003" (date len=166)
  "date +01 1977-06-03 18:16:51 pm PM 03 Fri June 6 18 06 18 16 3 Friday 0 06 Jun 6 +0000 RFC2822 Fri, 03 Jun 1977 18:16:51 +0000 51 30 234209811 5 77 1977 153 0 2003" (adodb_date len=163)

Error getdate() 234209811
Array ( [seconds] => 51 [minutes] => 16 [hours] => 19 [mday] => 3 [wday] => 5 [mon] => 6 [year] => 1977 [yday] => 153 [weekday] => Friday [month] => June [0] => 234209811 )
Array ( [seconds] => 51 [minutes] => 16 [hours] => 18 [mday] => 3 [wday] => 5 [mon] => 6 [year] => 1977 [yday] => 153 [weekday] => Friday [month] => June [0] => 234209811 )

8:08:37 am AM 30 Fri August 8 8 08 08 08 30 Friday 0 08 Aug 8 +0100 RFC2822 Fri, 30 Aug 1974 08:08:37 +0100 37 31 147078517 5 74 1974 241 3600 2003 Error date(): 147078517

  "date +01 1974-08-30 08:08:37 am AM 30 Fri August 8 8 08 08 08 30 Friday 0 08 Aug 8 +0100 RFC2822 Fri, 30 Aug 1974 08:08:37 +0100 37 31 147078517 5 74 1974 241 3600 2003" (date len=168)
  "date +01 1974-08-30 07:08:37 am AM 30 Fri August 7 7 07 07 08 30 Friday 0 08 Aug 8 +0000 RFC2822 Fri, 30 Aug 1974 07:08:37 +0000 37 31 147078517 5 74 1974 241 0 2003" (adodb_date len=165)

3:20:46 pm PM 23 Sun May 1 13 01 13 20 23 Sunday 1 05 May 5 +0100 RFC2822 Sun, 23 May 1976 13:20:46 +0100 46 31 201702046 0 76 1976 143 3600 2003 Error date(): 201702046
  "date +01 1976-05-23 13:20:46 pm PM 23 Sun May 1 13 01 13 20 23 Sunday 1 05 May 5 +0100 RFC2822 Sun, 23 May 1976 13:20:46 +0100 46 31 201702046 0 76 1976 143 3600 2003" (date len=166)
  "date +01 1976-05-23 12:20:46 pm PM 23 Sun May 12 12 12 12 20 23 Sunday 1 05 May 5 +0000 RFC2822 Sun, 23 May 1976 12:20:46 +0000 46 31 201702046 0 76 1976 143 0 2003" (adodb_date len=164)

Error getdate() 201702046
Array ( [seconds] => 46 [minutes] => 20 [hours] => 13 [mday] => 23 [wday] => 0 [mon] => 5 [year] => 1976 [yday] => 143 [weekday] => Sunday [month] => May [0] => 201702046 )
Array ( [seconds] => 46 [minutes] => 20 [hours] => 12 [mday] => 23 [wday] => 0 [mon] => 5 [year] => 1976 [yday] => 143 [weekday] => Sunday [month] => May [0] => 201702046 )

1:36:29 pm PM 18 Thu August 9 21 09 21 36 18 Thursday 0 08 Aug 8 +0100 RFC2822 Thu, 18 Aug 1977 21:36:29 +0100 29 31 240784589 4 77 1977 229 3600 2003 Error date(): 240784589

  "date +01 1977-08-18 21:36:29 pm PM 18 Thu August 9 21 09 21 36 18 Thursday 0 08 Aug 8 +0100 RFC2822 Thu, 18 Aug 1977 21:36:29 +0100 29 31 240784589 4 77 1977 229 3600 2003" (date len=171)
  "date +01 1977-08-18 20:36:29 pm PM 18 Thu August 8 20 08 20 36 18 Thursday 0 08 Aug 8 +0000 RFC2822 Thu, 18 Aug 1977 20:36:29 +0000 29 31 240784589 4 77 1977 229 0 2003" (adodb_date len=168)

Error getdate() 240784589
Array ( [seconds] => 29 [minutes] => 36 [hours] => 21 [mday] => 18 [wday] => 4 [mon] => 8 [year] => 1977 [yday] => 229 [weekday] => Thursday [month] => August [0] => 240784589 )
Array ( [seconds] => 29 [minutes] => 36 [hours] => 20 [mday] => 18 [wday] => 4 [mon] => 8 [year] => 1977 [yday] => 229 [weekday] => Thursday [month] => August [0] => 240784589 )

9:47:02 am AM 23 Tue August 9 9 09 09 47 23 Tuesday 0 08 Aug 8 +0100 RFC2822 Tue, 23 Aug 1977 09:47:02 +0100 02 31 241174022 2 77 1977 234 3600 2003 Error date(): 241174022

  "date +01 1977-08-23 09:47:02 am AM 23 Tue August 9 9 09 09 47 23 Tuesday 0 08 Aug 8 +0100 RFC2822 Tue, 23 Aug 1977 09:47:02 +0100 02 31 241174022 2 77 1977 234 3600 2003" (date len=169)
  "date +01 1977-08-23 08:47:02 am AM 23 Tue August 8 8 08 08 47 23 Tuesday 0 08 Aug 8 +0000 RFC2822 Tue, 23 Aug 1977 08:47:02 +0000 02 31 241174022 2 77 1977 234 0 2003" (adodb_date len=166)

Error getdate() 241174022
Array ( [seconds] => 2 [minutes] => 47 [hours] => 9 [mday] => 23 [wday] => 2 [mon] => 8 [year] => 1977 [yday] => 234 [weekday] => Tuesday [month] => August [0] => 241174022 )
Array ( [seconds] => 2 [minutes] => 47 [hours] => 8 [mday] => 23 [wday] => 2 [mon] => 8 [year] => 1977 [yday] => 234 [weekday] => Tuesday [month] => August [0] => 241174022 )

2:34:36 pm PM 26 Mon July 12 12 12 12 34 26 Monday 1 07 Jul 7 +0100 RFC2822 Mon, 26 Jul 1976 12:34:36 +0100 36 31 207228876 1 76 1976 207 3600 2003 Error date(): 207228876

  "date +01 1976-07-26 12:34:36 pm PM 26 Mon July 12 12 12 12 34 26 Monday 1 07 Jul 7 +0100 RFC2822 Mon, 26 Jul 1976 12:34:36 +0100 36 31 207228876 1 76 1976 207 3600 2003" (date len=168)
  "date +01 1976-07-26 11:34:36 am AM 26 Mon July 11 11 11 11 34 26 Monday 1 07 Jul 7 +0000 RFC2822 Mon, 26 Jul 1976 11:34:36 +0000 36 31 207228876 1 76 1976 207 0 2003" (adodb_date len=165)

Error getdate() 207228876
Array ( [seconds] => 36 [minutes] => 34 [hours] => 12 [mday] => 26 [wday] => 1 [mon] => 7 [year] => 1976 [yday] => 207 [weekday] => Monday [month] => July [0] => 207228876 )
Array ( [seconds] => 36 [minutes] => 34 [hours] => 11 [mday] => 26 [wday] => 1 [mon] => 7 [year] => 1976 [yday] => 207 [weekday] => Monday [month] => July [0] => 207228876 )

5:05:21 pm PM 17 Sun July 3 15 03 15 05 17 Sunday 0 07 Jul 7 +0100 RFC2822 Sun, 17 Jul 1977 15:05:21 +0100 21 31 237996321 0 77 1977 197 3600 2003 Error date(): 237996321

  "date +01 1977-07-17 15:05:21 pm PM 17 Sun July 3 15 03 15 05 17 Sunday 0 07 Jul 7 +0100 RFC2822 Sun, 17 Jul 1977 15:05:21 +0100 21 31 237996321 0 77 1977 197 3600 2003" (date len=167)
  "date +01 1977-07-17 14:05:21 pm PM 17 Sun July 2 14 02 14 05 17 Sunday 0 07 Jul 7 +0000 RFC2822 Sun, 17 Jul 1977 14:05:21 +0000 21 31 237996321 0 77 1977 197 0 2003" (adodb_date len=164)

Error getdate() 237996321
Array ( [seconds] => 21 [minutes] => 5 [hours] => 15 [mday] => 17 [wday] => 0 [mon] => 7 [year] => 1977 [yday] => 197 [weekday] => Sunday [month] => July [0] => 237996321 )
Array ( [seconds] => 21 [minutes] => 5 [hours] => 14 [mday] => 17 [wday] => 0 [mon] => 7 [year] => 1977 [yday] => 197 [weekday] => Sunday [month] => July [0] => 237996321 )

1:43:20 am AM 28 Fri May 11 11 11 11 43 28 Friday 1 05 May 5 +0100 RFC2822 Fri, 28 May 1976 11:43:20 +0100 20 31 202128200 5 76 1976 148 3600 2003 Error date(): 202128200

  "date +01 1976-05-28 11:43:20 am AM 28 Fri May 11 11 11 11 43 28 Friday 1 05 May 5 +0100 RFC2822 Fri, 28 May 1976 11:43:20 +0100 20 31 202128200 5 76 1976 148 3600 2003" (date len=167)
  "date +01 1976-05-28 10:43:20 am AM 28 Fri May 10 10 10 10 43 28 Friday 1 05 May 5 +0000 RFC2822 Fri, 28 May 1976 10:43:20 +0000 20 31 202128200 5 76 1976 148 0 2003" (adodb_date len=164)

Error getdate() 202128200
Array ( [seconds] => 20 [minutes] => 43 [hours] => 11 [mday] => 28 [wday] => 5 [mon] => 5 [year] => 1976 [yday] => 148 [weekday] => Friday [month] => May [0] => 202128200 )
Array ( [seconds] => 20 [minutes] => 43 [hours] => 10 [mday] => 28 [wday] => 5 [mon] => 5 [year] => 1976 [yday] => 148 [weekday] => Friday [month] => May [0] => 202128200 )

10:32:47 am AM 24 Mon June 10 10 10 10 32 24 Monday 0 06 Jun 6 +0100 RFC2822 Mon, 24 Jun 1974 10:32:47 +0100 47 30 141298367 1 74 1974 174 3600 2003 Error date(): 141298367

  "date +01 1974-06-24 10:32:47 am AM 24 Mon June 10 10 10 10 32 24 Monday 0 06 Jun 6 +0100 RFC2822 Mon, 24 Jun 1974 10:32:47 +0100 47 30 141298367 1 74 1974 174 3600 2003" (date len=168)
  "date +01 1974-06-24 09:32:47 am AM 24 Mon June 9 9 09 09 32 24 Monday 0 06 Jun 6 +0000 RFC2822 Mon, 24 Jun 1974 09:32:47 +0000 47 30 141298367 1 74 1974 174 0 2003" (adodb_date len=163)

Error getdate() 141298367
Array ( [seconds] => 47 [minutes] => 32 [hours] => 10 [mday] => 24 [wday] => 1 [mon] => 6 [year] => 1974 [yday] => 174 [weekday] => Monday [month] => June [0] => 141298367 )
Array ( [seconds] => 47 [minutes] => 32 [hours] => 9 [mday] => 24 [wday] => 1 [mon] => 6 [year] => 1974 [yday] => 174 [weekday] => Monday [month] => June [0] => 141298367 )

6:36:28 am AM 04 Sun June 6 6 06 06 36 4 Sunday 0 06 Jun 6 +0100 RFC2822 Sun, 04 Jun 1978 06:36:28 +0100 28 30 265786588 0 78 1978 154 3600 2003 Error date(): 265786588

  "date +01 1978-06-04 06:36:28 am AM 04 Sun June 6 6 06 06 36 4 Sunday 0 06 Jun 6 +0100 RFC2822 Sun, 04 Jun 1978 06:36:28 +0100 28 30 265786588 0 78 1978 154 3600 2003" (date len=165)
  "date +01 1978-06-04 05:36:28 am AM 04 Sun June 5 5 05 05 36 4 Sunday 0 06 Jun 6 +0000 RFC2822 Sun, 04 Jun 1978 05:36:28 +0000 28 30 265786588 0 78 1978 154 0 2003" (adodb_date len=162)

Testing random dates between 100 and 4000

Testing 1966 to 1978, or 378432000 seconds, offset=77153: 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 Tested 4905 dates

Failed :-(

Original: 2063-12-24
Converted: 24-Dec-2063