-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: 2026-08-15 23:47:11
php  : 2026-08-16 00:47:11
error for %Y %m %x %X, strftime=2026 08 08/16/26 00:47:11, adodb=2026 08 08/15/26 23:47:11
error for %A %d %B %Y, strftime=Sunday 16 August 2026, adodb=Saturday 15 August 2026
error for %H %M S, strftime=00 47 S, adodb=23 47 S

Testing gregorian <=> julian conversion

-12219379200 -12219292800 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

8:36:53 pm PM 18 Tue May 6 18 06 18 36 18 Tuesday 1 05 May 5 +0100 RFC2822 Tue, 18 May 1976 18:36:53 +0100 53 31 201289013 2 76 1976 138 3600 2003 Error date(): 201289013
  "date +01 1976-05-18 18:36:53 pm PM 18 Tue May 6 18 06 18 36 18 Tuesday 1 05 May 5 +0100 RFC2822 Tue, 18 May 1976 18:36:53 +0100 53 31 201289013 2 76 1976 138 3600 2003" (date len=167)
  "date +01 1976-05-18 17:36:53 pm PM 18 Tue May 5 17 05 17 36 18 Tuesday 1 05 May 5 +0000 RFC2822 Tue, 18 May 1976 17:36:53 +0000 53 31 201289013 2 76 1976 138 0 2003" (adodb_date len=164)

10 00:46:08 am AM 10 Tue May 12 0 12 00 46 10 Tuesday 0 05 May 5 +0100 RFC2822 Tue, 10 May 1977 00:46:08 +0100 08 31 232069568 2 77 1977 129 3600 2003 Error date(): 232069568
  "date +01 1977-05-10 00:46:08 am AM 10 Tue May 12 0 12 00 46 10 Tuesday 0 05 May 5 +0100 RFC2822 Tue, 10 May 1977 00:46:08 +0100 08 31 232069568 2 77 1977 129 3600 2003" (date len=167)
  "date +01 1977-05-09 23:46:08 pm PM 09 Mon May 11 23 11 23 46 9 Monday 0 05 May 5 +0000 RFC2822 Mon, 09 May 1977 23:46:08 +0000 08 31 232069568 1 77 1977 128 0 2003" (adodb_date len=163)

Error getdate() 232069568
Array ( [seconds] => 8 [minutes] => 46 [hours] => 0 [mday] => 10 [wday] => 2 [mon] => 5 [year] => 1977 [yday] => 129 [weekday] => Tuesday [month] => May [0] => 232069568 )
Array ( [seconds] => 8 [minutes] => 46 [hours] => 23 [mday] => 9 [wday] => 1 [mon] => 5 [year] => 1977 [yday] => 128 [weekday] => Monday [month] => May [0] => 232069568 )

9:04:39 am AM 20 Sun June 9 9 09 09 04 20 Sunday 1 06 Jun 6 +0100 RFC2822 Sun, 20 Jun 1976 09:04:39 +0100 39 30 204105879 0 76 1976 171 3600 2003 Error date(): 204105879

  "date +01 1976-06-20 09:04:39 am AM 20 Sun June 9 9 09 09 04 20 Sunday 1 06 Jun 6 +0100 RFC2822 Sun, 20 Jun 1976 09:04:39 +0100 39 30 204105879 0 76 1976 171 3600 2003" (date len=166)
  "date +01 1976-06-20 08:04:39 am AM 20 Sun June 8 8 08 08 04 20 Sunday 1 06 Jun 6 +0000 RFC2822 Sun, 20 Jun 1976 08:04:39 +0000 39 30 204105879 0 76 1976 171 0 2003" (adodb_date len=163)

Error getdate() 204105879
Array ( [seconds] => 39 [minutes] => 4 [hours] => 9 [mday] => 20 [wday] => 0 [mon] => 6 [year] => 1976 [yday] => 171 [weekday] => Sunday [month] => June [0] => 204105879 )
Array ( [seconds] => 39 [minutes] => 4 [hours] => 8 [mday] => 20 [wday] => 0 [mon] => 6 [year] => 1976 [yday] => 171 [weekday] => Sunday [month] => June [0] => 204105879 )

7:29:27 pm PM 03 Sat September 5 17 05 17 29 3 Saturday 0 09 Sep 9 +0100 RFC2822 Sat, 03 Sep 1977 17:29:27 +0100 27 30 242152167 6 77 1977 245 3600 2003 Error date(): 242152167

  "date +01 1977-09-03 17:29:27 pm PM 03 Sat September 5 17 05 17 29 3 Saturday 0 09 Sep 9 +0100 RFC2822 Sat, 03 Sep 1977 17:29:27 +0100 27 30 242152167 6 77 1977 245 3600 2003" (date len=173)
  "date +01 1977-09-03 16:29:27 pm PM 03 Sat September 4 16 04 16 29 3 Saturday 0 09 Sep 9 +0000 RFC2822 Sat, 03 Sep 1977 16:29:27 +0000 27 30 242152167 6 77 1977 245 0 2003" (adodb_date len=170)

Error getdate() 242152167
Array ( [seconds] => 27 [minutes] => 29 [hours] => 17 [mday] => 3 [wday] => 6 [mon] => 9 [year] => 1977 [yday] => 245 [weekday] => Saturday [month] => September [0] => 242152167 )
Array ( [seconds] => 27 [minutes] => 29 [hours] => 16 [mday] => 3 [wday] => 6 [mon] => 9 [year] => 1977 [yday] => 245 [weekday] => Saturday [month] => September [0] => 242152167 )

9:07:40 am AM 04 Tue May 9 9 09 09 07 4 Tuesday 1 05 May 5 +0100 RFC2822 Tue, 04 May 1976 09:07:40 +0100 40 31 200045260 2 76 1976 124 3600 2003 Error date(): 200045260

  "date +01 1976-05-04 09:07:40 am AM 04 Tue May 9 9 09 09 07 4 Tuesday 1 05 May 5 +0100 RFC2822 Tue, 04 May 1976 09:07:40 +0100 40 31 200045260 2 76 1976 124 3600 2003" (date len=165)
  "date +01 1976-05-04 08:07:40 am AM 04 Tue May 8 8 08 08 07 4 Tuesday 1 05 May 5 +0000 RFC2822 Tue, 04 May 1976 08:07:40 +0000 40 31 200045260 2 76 1976 124 0 2003" (adodb_date len=162)

Error getdate() 200045260
Array ( [seconds] => 40 [minutes] => 7 [hours] => 9 [mday] => 4 [wday] => 2 [mon] => 5 [year] => 1976 [yday] => 124 [weekday] => Tuesday [month] => May [0] => 200045260 )
Array ( [seconds] => 40 [minutes] => 7 [hours] => 8 [mday] => 4 [wday] => 2 [mon] => 5 [year] => 1976 [yday] => 124 [weekday] => Tuesday [month] => May [0] => 200045260 )

6 00:35:03 am AM 26 Sun June 12 0 12 00 35 26 Sunday 0 06 Jun 6 +0100 RFC2822 Sun, 26 Jun 1977 00:35:03 +0100 03 30 236129703 0 77 1977 176 3600 2003 Error date(): 236129703

  "date +01 1977-06-26 00:35:03 am AM 26 Sun June 12 0 12 00 35 26 Sunday 0 06 Jun 6 +0100 RFC2822 Sun, 26 Jun 1977 00:35:03 +0100 03 30 236129703 0 77 1977 176 3600 2003" (date len=167)
  "date +01 1977-06-25 23:35:03 pm PM 25 Sat June 11 23 11 23 35 25 Saturday 0 06 Jun 6 +0000 RFC2822 Sat, 25 Jun 1977 23:35:03 +0000 03 30 236129703 6 77 1977 175 0 2003" (adodb_date len=167)

Error getdate() 236129703
Array ( [seconds] => 3 [minutes] => 35 [hours] => 0 [mday] => 26 [wday] => 0 [mon] => 6 [year] => 1977 [yday] => 176 [weekday] => Sunday [month] => June [0] => 236129703 )
Array ( [seconds] => 3 [minutes] => 35 [hours] => 23 [mday] => 25 [wday] => 6 [mon] => 6 [year] => 1977 [yday] => 175 [weekday] => Saturday [month] => June [0] => 236129703 )

10:15:00 am AM 24 Wed July 10 10 10 10 15 24 Wednesday 0 07 Jul 7 +0100 RFC2822 Wed, 24 Jul 1974 10:15:00 +0100 00 31 143889300 3 74 1974 204 3600 2003 Error date(): 143889300

  "date +01 1974-07-24 10:15:00 am AM 24 Wed July 10 10 10 10 15 24 Wednesday 0 07 Jul 7 +0100 RFC2822 Wed, 24 Jul 1974 10:15:00 +0100 00 31 143889300 3 74 1974 204 3600 2003" (date len=171)
  "date +01 1974-07-24 09:15:00 am AM 24 Wed July 9 9 09 09 15 24 Wednesday 0 07 Jul 7 +0000 RFC2822 Wed, 24 Jul 1974 09:15:00 +0000 00 31 143889300 3 74 1974 204 0 2003" (adodb_date len=166)

Error getdate() 143889300
Array ( [seconds] => 0 [minutes] => 15 [hours] => 10 [mday] => 24 [wday] => 3 [mon] => 7 [year] => 1974 [yday] => 204 [weekday] => Wednesday [month] => July [0] => 143889300 )
Array ( [seconds] => 0 [minutes] => 15 [hours] => 9 [mday] => 24 [wday] => 3 [mon] => 7 [year] => 1974 [yday] => 204 [weekday] => Wednesday [month] => July [0] => 143889300 )

7:16:12 pm PM 15 Thu June 5 17 05 17 16 15 Thursday 0 06 Jun 6 +0100 RFC2822 Thu, 15 Jun 1978 17:16:12 +0100 12 30 266775372 4 78 1978 165 3600 2003 Error date(): 266775372

  "date +01 1978-06-15 17:16:12 pm PM 15 Thu June 5 17 05 17 16 15 Thursday 0 06 Jun 6 +0100 RFC2822 Thu, 15 Jun 1978 17:16:12 +0100 12 30 266775372 4 78 1978 165 3600 2003" (date len=169)
  "date +01 1978-06-15 16:16:12 pm PM 15 Thu June 4 16 04 16 16 15 Thursday 0 06 Jun 6 +0000 RFC2822 Thu, 15 Jun 1978 16:16:12 +0000 12 30 266775372 4 78 1978 165 0 2003" (adodb_date len=166)

Error getdate() 266775372
Array ( [seconds] => 12 [minutes] => 16 [hours] => 17 [mday] => 15 [wday] => 4 [mon] => 6 [year] => 1978 [yday] => 165 [weekday] => Thursday [month] => June [0] => 266775372 )
Array ( [seconds] => 12 [minutes] => 16 [hours] => 16 [mday] => 15 [wday] => 4 [mon] => 6 [year] => 1978 [yday] => 165 [weekday] => Thursday [month] => June [0] => 266775372 )

1:58:12 am AM 23 Sun May 1 1 01 01 58 23 Sunday 1 05 May 5 +0100 RFC2822 Sun, 23 May 1976 01:58:12 +0100 12 31 201661092 0 76 1976 143 3600 2003 Error date(): 201661092

  "date +01 1976-05-23 01:58:12 am AM 23 Sun May 1 1 01 01 58 23 Sunday 1 05 May 5 +0100 RFC2822 Sun, 23 May 1976 01:58:12 +0100 12 31 201661092 0 76 1976 143 3600 2003" (date len=165)
  "date +01 1976-05-23 00:58:12 am AM 23 Sun May 12 0 12 00 58 23 Sunday 1 05 May 5 +0000 RFC2822 Sun, 23 May 1976 00:58:12 +0000 12 31 201661092 0 76 1976 143 0 2003" (adodb_date len=163)

Error getdate() 201661092
Array ( [seconds] => 12 [minutes] => 58 [hours] => 1 [mday] => 23 [wday] => 0 [mon] => 5 [year] => 1976 [yday] => 143 [weekday] => Sunday [month] => May [0] => 201661092 )
Array ( [seconds] => 12 [minutes] => 58 [hours] => 0 [mday] => 23 [wday] => 0 [mon] => 5 [year] => 1976 [yday] => 143 [weekday] => Sunday [month] => May [0] => 201661092 )

3:17:09 pm PM 28 Sat May 11 23 11 23 17 28 Saturday 0 05 May 5 +0100 RFC2822 Sat, 28 May 1977 23:17:09 +0100 09 31 233705829 6 77 1977 147 3600 2003 Error date(): 233705829

  "date +01 1977-05-28 23:17:09 pm PM 28 Sat May 11 23 11 23 17 28 Saturday 0 05 May 5 +0100 RFC2822 Sat, 28 May 1977 23:17:09 +0100 09 31 233705829 6 77 1977 147 3600 2003" (date len=169)
  "date +01 1977-05-28 22:17:09 pm PM 28 Sat May 10 22 10 22 17 28 Saturday 0 05 May 5 +0000 RFC2822 Sat, 28 May 1977 22:17:09 +0000 09 31 233705829 6 77 1977 147 0 2003" (adodb_date len=166)

Error getdate() 233705829
Array ( [seconds] => 9 [minutes] => 17 [hours] => 23 [mday] => 28 [wday] => 6 [mon] => 5 [year] => 1977 [yday] => 147 [weekday] => Saturday [month] => May [0] => 233705829 )
Array ( [seconds] => 9 [minutes] => 17 [hours] => 22 [mday] => 28 [wday] => 6 [mon] => 5 [year] => 1977 [yday] => 147 [weekday] => Saturday [month] => May [0] => 233705829 )

10:54:06 am AM 10 Sun July 10 10 10 10 54 10 Sunday 0 07 Jul 7 +0100 RFC2822 Sun, 10 Jul 1977 10:54:06 +0100 06 31 237376446 0 77 1977 190 3600 2003 Error date(): 237376446

  "date +01 1977-07-10 10:54:06 am AM 10 Sun July 10 10 10 10 54 10 Sunday 0 07 Jul 7 +0100 RFC2822 Sun, 10 Jul 1977 10:54:06 +0100 06 31 237376446 0 77 1977 190 3600 2003" (date len=168)
  "date +01 1977-07-10 09:54:06 am AM 10 Sun July 9 9 09 09 54 10 Sunday 0 07 Jul 7 +0000 RFC2822 Sun, 10 Jul 1977 09:54:06 +0000 06 31 237376446 0 77 1977 190 0 2003" (adodb_date len=163)

2:49:47 pm PM 23 Thu June 10 22 10 22 49 23 Thursday 0 06 Jun 6 +0100 RFC2822 Thu, 23 Jun 1977 22:49:47 +0100 47 30 235950587 4 77 1977 173 3600 2003 Error date(): 235950587
  "date +01 1977-06-23 22:49:47 pm PM 23 Thu June 10 22 10 22 49 23 Thursday 0 06 Jun 6 +0100 RFC2822 Thu, 23 Jun 1977 22:49:47 +0100 47 30 235950587 4 77 1977 173 3600 2003" (date len=170)
  "date +01 1977-06-23 21:49:47 pm PM 23 Thu June 9 21 09 21 49 23 Thursday 0 06 Jun 6 +0000 RFC2822 Thu, 23 Jun 1977 21:49:47 +0000 47 30 235950587 4 77 1977 173 0 2003" (adodb_date len=166)

Error getdate() 235950587
Array ( [seconds] => 47 [minutes] => 49 [hours] => 22 [mday] => 23 [wday] => 4 [mon] => 6 [year] => 1977 [yday] => 173 [weekday] => Thursday [month] => June [0] => 235950587 )
Array ( [seconds] => 47 [minutes] => 49 [hours] => 21 [mday] => 23 [wday] => 4 [mon] => 6 [year] => 1977 [yday] => 173 [weekday] => Thursday [month] => June [0] => 235950587 )

Testing random dates between 100 and 4000

Testing 1961 to 1973, or 378432000 seconds, offset=73192: 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 Tested 5171 dates

Failed :-(

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