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PHP and MySQL syntax: Difference between revisions
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→human readable time format
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==== '''human readable''' time format ==== | ==== '''human readable''' time format ==== | ||
Convert '''unix timestamp''' (the number of seconds since 1970/01/01) <--> to the '''human readable''' time format ex: {{Template:Today}} {{CURRENTTIME}}:06 | Convert '''unix timestamp''' (the number of seconds since 1970/01/01) <--> to the '''human readable''' time format ex: {{Template:Today}} {{CURRENTTIME}}:06 | ||
* php: {{kbd | key=<nowiki>echo date("Y-m-d H:i:s", time() );</nowiki>}} //Convert the time stamp of current time to the human readable time format. Ex: return '{{Template:Today}} {{CURRENTTIME}}:06' {{exclaim}} server timezone dependent | * php: {{kbd | key=<nowiki>echo date("Y-m-d H:i:s", time() );</nowiki>}} //Convert the time stamp of current time to the human readable time format. Ex: return '{{Template:Today}} {{CURRENTTIME}}:06' {{exclaim}} server timezone dependent | ||
* mysql: {{exclaim}} default client timezone is server timezone<ref>[https://dev.mysql.com/doc/refman/5.5/en/time-zone-support.html MySQL :: MySQL 5.5 Reference Manual :: 10.6 MySQL Server Time Zone Support]</ref> | * mysql: {{exclaim}} default client timezone is server timezone<ref>[https://dev.mysql.com/doc/refman/5.5/en/time-zone-support.html MySQL :: MySQL 5.5 Reference Manual :: 10.6 MySQL Server Time Zone Support]</ref> | ||
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SELECT convert_tz(CURRENT_TIMESTAMP, '-05:00', '+08:00'); | SELECT convert_tz(CURRENT_TIMESTAMP, '-05:00', '+08:00'); | ||
</pre> | </pre> | ||
* shell script with GUN {{kbd | key=<nowiki>date</nowiki>}} installed in {{Linux}}, {{Mac}} or [https://www.cygwin.com/ Cygwin] of {{Win}}: | * BASH (UNIX shell script) with GUN {{kbd | key=<nowiki>date</nowiki>}} installed in {{Linux}}, {{Mac}} or [https://www.cygwin.com/ Cygwin] of {{Win}}: | ||
** {{kbd | key=<nowiki>echo `date +\%Y-\%m-\%d\ %H:%M:%S` 2>&1</nowiki>}} or {{kbd | key=<nowiki>date +\%Y-\%m-\%d\ %H:%M:%S</nowiki>}} Returns {{Template:Today}} {{CURRENTTIME}}:06 {{exclaim}} server timezone dependent | ** {{kbd | key=<nowiki>echo $(date '+%Y-%m-%d %H:%M:%S')</nowiki>}}<ref>[https://ss64.com/bash/date.html date Man Page - Linux - SS64.com]</ref> or {{kbd | key=<nowiki>echo `date +\%Y-\%m-\%d\ %H:%M:%S` 2>&1</nowiki>}} or {{kbd | key=<nowiki>date +\%Y-\%m-\%d\ %H:%M:%S</nowiki>}} Returns {{Template:Today}} {{CURRENTTIME}}:06 {{exclaim}} server timezone dependent | ||
** {{kbd | key=<nowiki>echo `TZ=Asia/Taipei date +\%Y-\%m-\%d\ %H:%M:%S` 2>&1</nowiki>}} or {{kbd | key=<nowiki>TZ=Asia/Taipei date +\%Y-\%m-\%d\ %H:%M:%S</nowiki>}} Returns {{Template:Today}} {{CURRENTTIME}}:06 {{exclaim}} force to use Taipei timezone | ** {{kbd | key=<nowiki>echo `TZ=Asia/Taipei date +\%Y-\%m-\%d\ %H:%M:%S` 2>&1</nowiki>}} or {{kbd | key=<nowiki>TZ=Asia/Taipei date +\%Y-\%m-\%d\ %H:%M:%S</nowiki>}} Returns {{Template:Today}} {{CURRENTTIME}}:06 {{exclaim}} force to use Taipei timezone | ||