Php output time difference

: This article mainly introduces the php output time difference. if you are interested in the PHP Tutorial, you can refer to it. Use strtotime ("-1 day") for the test ");

The previous day of today, that is, yesterday. Today is determined based on the current Unix time cut.

Date_default_timezone_set ('prc'); // Default time zone
Echo "today:", date ("Y-m-d", time ()),"
";
Echo "today:", date ("Y-m-d", strtotime ("18 Jun 2008 ")),"
";
Echo "yesterday:", date ("Y-m-d", strtotime ("-1 day ")),"
";
Echo "tomorrow:", date ("Y-m-d", strtotime ("+ 1 day ")),"
";
Echo "one week later:", date ("Y-m-d", strtotime ("+ 1 week ")),"
";
Echo "one week, two days, four hours, two seconds later:", date ("Y-m-d G: H: s ", strtotime ("+ 1 week 2 days 4 hours 2 seconds ")),"
";
Echo "next Thursday:", date ("Y-m-d", strtotime ("next Thursday ")),"
";
Echo "last Monday:". date ("Y-m-d", strtotime ("last Monday "))."
";
Echo "a month ago:". date ("Y-m-d", strtotime ("last month "))."
";
Echo "one month later:". date ("Y-m-d", strtotime ("+ 1 month "))."
";
Echo "Ten years later:". date ("Y-m-d", strtotime ("+ 10 year "))."
";
?>

// Interval several minutes before or after
Function GetMinute ($ Minu, $ type = 'l ')
{
If (! Strcmp ($ type, 'B '))
$ Res = date ("Y-m-d H: I: s", strtotime ("-$ Minu minute "));

Else $ res = 0;
If (! Strcmp ($ type, 'L '))
$ Res = date ("Y-m-d H: I: s", strtotime ("+ $ Minu minute "));

Else $ res = 0;
Return $ res;
}
// Time before or after several seconds
Function GetSec ($ sec, $ type = 'l ')
{
If (! Strcmp ($ type, 'B '))
$ Res = date ("Y-m-d H: I: s", strtotime ("-$ sec second "));

Else $ res = 0;
If (! Strcmp ($ type, 'L '))
$ Res = date ("Y-m-d H: I: s", strtotime ("+ $ sec second "));

Else $ res = 0;
Return $ res;
}

The above introduces the php output time difference, including the content, hope to be helpful to friends who are interested in the PHP Tutorial.