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Date and Time
ANYKS edited this page Mar 24, 2025
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2 revisions
| Format Date and Time | Description |
|---|---|
| %y | Abbreviated year entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 25. |
| %Y | Full year entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 2025. |
| %b | Abbreviated month name entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to Mar. |
| %B | Full month name entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to Mar. |
| %m | Full month entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 03. |
| %d | Full date entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 02. |
| %e | Abbreviated date entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 2. |
| %a | Abbreviated day name entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to Sun. |
| %A | Full day name entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to Sunday. |
| %u | Count of days from the beginning of the week, starting from Monday. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 7. |
| %w | Count of days from the beginning of the week, starting from Sunday. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 0. |
| %W | Week count since the beginning of the year. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 09. |
| %j | Count of days since the beginning of the year. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 061. |
| %D | Equivalent to %m/%d/%y. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 03/02/25. |
| %F | Equivalent to %Y-%m-%d. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 2025-03-02. |
| %H | Full hour entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 15. |
| %I | Parses the hour (12-hour clock) as a decimal number. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 03. |
| %M | Full minutes entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 44. |
| %S | Full seconds entry. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 32. |
| %s | Full milliseconds entry. For example date: 2025-03-02 15:44:32.032 GMT+0300 will correspond to 032. |
| %p | Parses the locale's equivalent of the AM/PM designations associated with a 12-hour clock. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to PM. |
| %R | Equivalent to %H:%M. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 15:44. |
| %T | Equivalent to %H:%M:%S. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 15:44:32. |
| %r | Parses the locale's 12-hour clock time. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to 03:44:32 PM. |
| %c | Standard date and time representation. For example date: 2025-03-02 15:44:32 GMT+0300 will correspond to Sun Mar 2 15:44:32 2025. |
| %o | Format [+|-]h[h][:mm] (i.e., requiring a (:) between the hours and minutes and making the leading zero for hour optional). For example date: 2025-03-02 15:44:32 GMT+03:00 will correspond to +03:00. |
| %z | For example -0430 refers to 4 hours 30 minutes behind UTC and 04 refers to 4 hours ahead of UTC. |
| %Z | Parses the time zone abbreviation or name, taken as the longest sequence of characters that only contains the characters A through Z, a through z. For example date: 2025-03-02 15:44:32 MSK will correspond to MSK. |
#include <sys/log.hpp>
#include <sys/chrono.hpp>
using namespace awh;
int32_t main(int32_t argc, char * argv[]){
fmk_t fmk;
log_t log(&fmk);
chrono_t chrono(&fmk);
uint64_t date = chrono.parse("2023-03-05T12:55:58.0490925Z", "%Y-%m-%dT%H:%M:%S.%s%Z");
string result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("2024-08-06T11:08:55.101Z", "%Y-%m-%dT%H:%M:%S.%s%Z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("2024-08-06T14:47:34.741876+03:00", "%Y-%m-%dT%H:%M:%S.%s%o");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("2024-08-06T14:47:34.728093306+03:0", "%Y-%m-%dT%H:%M:%S.%s%o");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("7/26/2023 2:39:42 PM", "%m/%d/%Y %I:%M:%S %p");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("2023-07-26T14:39:4", "%Y-%m-%dT%H:%M:%S");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("7/26/2023 2:39:42 PM (2934007)", "%m/%d/%Y %I:%M:%S %p (%s)");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("2024-11-15 17:14:03,331", "%Y-%m-%d %H:%M:%S,%s");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Jun 11 09:56:56", "%h %d %H:%M:%S");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Tue Jul 16 10:45:40.020399 2024", "%a %h %d %H:%M:%S.%s %Y");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("05/Apr/2023:12:45:12.345678901 +0300", "%d/%h/%Y:%H:%M:%S.%s %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Aug 13 17:43:12", "%h %d %H:%M:%S");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("2024-10-16 10:30:45.789", "%Y-%m-%d %H:%M:%S.%s");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("[18/Jul/2024:13:34:00 +0300]", "%d/%h/%Y:%H:%M:%S %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("2024/07/18 13:33:17", "%Y/%m/%d %H:%M:%S");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("17.07.2023 13:25:53", "%d.%m.%Y %H:%M:%S");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("[04-22 13:54:55.343240]", "%m-%d %H:%M:%S.%s");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("17:54:49", "%H:%M:%S");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 19 2025 15:51:10 GMT+0300", "%a %h %e %Y %H:%M:%S %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 19 2025 15:51:10", "%a %h %e %Y %H:%M:%S %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 19 15:51:10 GMT+0300", "%a %h %e %H:%M:%S %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 20 19:56:10 GMT+0300", "%a %h %e %H:%M:%S %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 20 19:56:10", "%a %h %e %H:%M:%S %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 20 19:56:10 GMT+0430", "%a %h %e %H:%M:%S %z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 30 2025 15:51:10 GMT+0300", "%a %h %e %Y %H:%M:%S %Z%z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Dec 03 12:00 MSK+0332", "%h %d %H:%M %Z%z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("Wed Mar 31 00:51:10 11 GMT+0300 080", "%a %h %e %H:%M:%S %W %z %j");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
date = chrono.parse("20050809T183142+0330", "%Y%m%dT%H%M%S%z");
result = chrono.format(date, "%A %e %B %Y %H:%M:%S.%s %Z AND %a %e %h %y %I:%M:%S.%s %p %o");
log.print("Date: %s (%llu)", log_t::flag_t::INFO, result.c_str(), date);
return EXIT_SUCCESS;
}copyright © ANYKS