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 an 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 gmstrftime(string format[, int
timestamp])
Format a GMT/CUT time/date according to local settings
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
string strftime(string format[, int timestamp])
Format a local time/date according to local settings
int time(void)
Return current Unix timestamp
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