Detailed explanation of parameters in PHP call time format

$d = date("Y-m-d H:i:s")

2. Time format parameter setting In the above syntax "Y-m-d H:i:s", the displayed format is: year-month-day hour:minute:second As long as you get the corresponding relevant time parameters, you can replace the time format you want!

Attached, parameter description of php time format.

a – “am” or “pm” A – “AM” or “PM” d – day, two digits, if there are less than two digits, add zero in front; for example: “01″ to “31″ D – Day of the week, three English letters; e.g.: “Fri” F – month, full English name; such as: “January” h – hour in 12-hour clock; e.g.: “01″ to “12″ H – Hour in 24-hour format; e.g.: “00″ to “23″ g – hour in 12-hour format, no zeros are added if there are less than two digits; for example: “1″ to 12″ G – hour in 24-hour format, no zeros are added if there are less than two digits; for example: “0″ to “23″ i – minute; e.g.: “00″ to “59″ j – day, two digits, if there are less than two digits, do not add zero; for example: “1″ to “31″ l – day of the week, full English name; such as: “Friday” m – month, two digits, if there are less than two digits, add zeros in front; for example: “01″ to “12″ n – month, two digits, if there are less than two digits, no zero will be added; for example: “1″ to “12″ M – month, three English letters; such as: “Jan” s – seconds; e.g.: “00″ to “59″ S – add an English ordinal number at the end of the word, two English letters; such as: “th”, “nd” t – the number of days in the specified month; e.g.: “28″ to “31″ U – Total seconds w – Numeric day of the week, such as: “0″ (Sunday) to “6″ (Saturday) Y – Year, four digits; e.g.: “1999″ y – year, two digits; such as: “99″ z – day of the year; such as: “0″ to “365″