-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: 2026-02-04 17:03:37
php  : 2026-02-04 17:03:37

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

1:44:04 am AM 08 Fri July 11 11 11 11 44 8 Friday 0 07 Jul 7 +0100 RFC2822 Fri, 08 Jul 1977 11:44:04 +0100 04 31 237206644 5 77 1977 188 3600 2003 Error date(): 237206644
  "date +01 1977-07-08 11:44:04 am AM 08 Fri July 11 11 11 11 44 8 Friday 0 07 Jul 7 +0100 RFC2822 Fri, 08 Jul 1977 11:44:04 +0100 04 31 237206644 5 77 1977 188 3600 2003" (date len=167)
  "date +01 1977-07-08 10:44:04 am AM 08 Fri July 10 10 10 10 44 8 Friday 0 07 Jul 7 +0000 RFC2822 Fri, 08 Jul 1977 10:44:04 +0000 04 31 237206644 5 77 1977 188 0 2003" (adodb_date len=164)

Error getdate() 237206644
Array ( [seconds] => 4 [minutes] => 44 [hours] => 11 [mday] => 8 [wday] => 5 [mon] => 7 [year] => 1977 [yday] => 188 [weekday] => Friday [month] => July [0] => 237206644 )
Array ( [seconds] => 4 [minutes] => 44 [hours] => 10 [mday] => 8 [wday] => 5 [mon] => 7 [year] => 1977 [yday] => 188 [weekday] => Friday [month] => July [0] => 237206644 )

10:54:40 am AM 05 Sun June 10 10 10 10 54 5 Sunday 0 06 Jun 6 +0100 RFC2822 Sun, 05 Jun 1977 10:54:40 +0100 40 30 234352480 0 77 1977 155 3600 2003 Error date(): 234352480

  "date +01 1977-06-05 10:54:40 am AM 05 Sun June 10 10 10 10 54 5 Sunday 0 06 Jun 6 +0100 RFC2822 Sun, 05 Jun 1977 10:54:40 +0100 40 30 234352480 0 77 1977 155 3600 2003" (date len=167)
  "date +01 1977-06-05 09:54:40 am AM 05 Sun June 9 9 09 09 54 5 Sunday 0 06 Jun 6 +0000 RFC2822 Sun, 05 Jun 1977 09:54:40 +0000 40 30 234352480 0 77 1977 155 0 2003" (adodb_date len=162)

Error getdate() 234352480
Array ( [seconds] => 40 [minutes] => 54 [hours] => 10 [mday] => 5 [wday] => 0 [mon] => 6 [year] => 1977 [yday] => 155 [weekday] => Sunday [month] => June [0] => 234352480 )
Array ( [seconds] => 40 [minutes] => 54 [hours] => 9 [mday] => 5 [wday] => 0 [mon] => 6 [year] => 1977 [yday] => 155 [weekday] => Sunday [month] => June [0] => 234352480 )

8:52:30 pm PM 24 Sat July 6 18 06 18 52 24 Saturday 1 07 Jul 7 +0100 RFC2822 Sat, 24 Jul 1976 18:52:30 +0100 30 31 207078750 6 76 1976 205 3600 2003 Error date(): 207078750

  "date +01 1976-07-24 18:52:30 pm PM 24 Sat July 6 18 06 18 52 24 Saturday 1 07 Jul 7 +0100 RFC2822 Sat, 24 Jul 1976 18:52:30 +0100 30 31 207078750 6 76 1976 205 3600 2003" (date len=169)
  "date +01 1976-07-24 17:52:30 pm PM 24 Sat July 5 17 05 17 52 24 Saturday 1 07 Jul 7 +0000 RFC2822 Sat, 24 Jul 1976 17:52:30 +0000 30 31 207078750 6 76 1976 205 0 2003" (adodb_date len=166)

Error getdate() 207078750
Array ( [seconds] => 30 [minutes] => 52 [hours] => 18 [mday] => 24 [wday] => 6 [mon] => 7 [year] => 1976 [yday] => 205 [weekday] => Saturday [month] => July [0] => 207078750 )
Array ( [seconds] => 30 [minutes] => 52 [hours] => 17 [mday] => 24 [wday] => 6 [mon] => 7 [year] => 1976 [yday] => 205 [weekday] => Saturday [month] => July [0] => 207078750 )

1:15:55 am AM 14 Wed September 11 11 11 11 15 14 Wednesday 0 09 Sep 9 +0100 RFC2822 Wed, 14 Sep 1977 11:15:55 +0100 55 30 243080155 3 77 1977 256 3600 2003 Error date(): 243080155

  "date +01 1977-09-14 11:15:55 am AM 14 Wed September 11 11 11 11 15 14 Wednesday 0 09 Sep 9 +0100 RFC2822 Wed, 14 Sep 1977 11:15:55 +0100 55 30 243080155 3 77 1977 256 3600 2003" (date len=176)
  "date +01 1977-09-14 10:15:55 am AM 14 Wed September 10 10 10 10 15 14 Wednesday 0 09 Sep 9 +0000 RFC2822 Wed, 14 Sep 1977 10:15:55 +0000 55 30 243080155 3 77 1977 256 0 2003" (adodb_date len=173)

Error getdate() 243080155
Array ( [seconds] => 55 [minutes] => 15 [hours] => 11 [mday] => 14 [wday] => 3 [mon] => 9 [year] => 1977 [yday] => 256 [weekday] => Wednesday [month] => September [0] => 243080155 )
Array ( [seconds] => 55 [minutes] => 15 [hours] => 10 [mday] => 14 [wday] => 3 [mon] => 9 [year] => 1977 [yday] => 256 [weekday] => Wednesday [month] => September [0] => 243080155 )

6:08:44 pm PM 16 Wed June 4 16 04 16 08 16 Wednesday 1 06 Jun 6 +0100 RFC2822 Wed, 16 Jun 1976 16:08:44 +0100 44 30 203785724 3 76 1976 167 3600 2003 Error date(): 203785724

  "date +01 1976-06-16 16:08:44 pm PM 16 Wed June 4 16 04 16 08 16 Wednesday 1 06 Jun 6 +0100 RFC2822 Wed, 16 Jun 1976 16:08:44 +0100 44 30 203785724 3 76 1976 167 3600 2003" (date len=170)
  "date +01 1976-06-16 15:08:44 pm PM 16 Wed June 3 15 03 15 08 16 Wednesday 1 06 Jun 6 +0000 RFC2822 Wed, 16 Jun 1976 15:08:44 +0000 44 30 203785724 3 76 1976 167 0 2003" (adodb_date len=167)

8:22:10 am AM 11 Thu August 8 8 08 08 22 11 Thursday 0 08 Aug 8 +0100 RFC2822 Thu, 11 Aug 1977 08:22:10 +0100 10 31 240132130 4 77 1977 222 3600 2003 Error date(): 240132130
  "date +01 1977-08-11 08:22:10 am AM 11 Thu August 8 8 08 08 22 11 Thursday 0 08 Aug 8 +0100 RFC2822 Thu, 11 Aug 1977 08:22:10 +0100 10 31 240132130 4 77 1977 222 3600 2003" (date len=170)
  "date +01 1977-08-11 07:22:10 am AM 11 Thu August 7 7 07 07 22 11 Thursday 0 08 Aug 8 +0000 RFC2822 Thu, 11 Aug 1977 07:22:10 +0000 10 31 240132130 4 77 1977 222 0 2003" (adodb_date len=167)

7:04:35 am AM 07 Thu July 7 7 07 07 04 7 Thursday 0 07 Jul 7 +0100 RFC2822 Thu, 07 Jul 1977 07:04:35 +0100 35 31 237103475 4 77 1977 187 3600 2003 Error date(): 237103475
  "date +01 1977-07-07 07:04:35 am AM 07 Thu July 7 7 07 07 04 7 Thursday 0 07 Jul 7 +0100 RFC2822 Thu, 07 Jul 1977 07:04:35 +0100 35 31 237103475 4 77 1977 187 3600 2003" (date len=167)
  "date +01 1977-07-07 06:04:35 am AM 07 Thu July 6 6 06 06 04 7 Thursday 0 07 Jul 7 +0000 RFC2822 Thu, 07 Jul 1977 06:04:35 +0000 35 31 237103475 4 77 1977 187 0 2003" (adodb_date len=164)

Testing random dates between 100 and 4000

Testing 1967 to 1979, or 378432000 seconds, offset=77518: 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 Tested 4882 dates

Failed :-(

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