Date/Time Functions
PHP provides the following functions for working with dates and times:
- bool checkdate(int month, int day, int year)
Validate a date/time
- string date(string format[, int timestamp])
Format a local date/time
- array getdate([int timestamp])
Get date/time information
- array gettimeofday(void)
Return the current time as array
- string gmdate(string format[, int timestamp])
Format a GMT/CUT date/time
- int gmmktime(int hour, int min, int sec, int mon, int mday, int year)
Get Unix timestamp for a GMT date
- string microtime(void)
Return a string containing the current time in seconds and microseconds
- int mktime(int hour, int min, int sec, int mon, int mday, int year)
Get Unix timestamp for a date
- void sleep(int seconds)
Delay for a given number of seconds
- string strftime(string format[, int timestamp])
Format a local time/date according to locale settings
- int time(void)
Return current Unix timestamp
- void usleep(int micro_seconds)
Delay for a given number of microseconds
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