Php date addition and subtraction processing function example

Php date addition and subtraction processing function example

Echo "today:", date ('Y-m-d H: I: s ')," "; Echo "tomorrow:", date ('Y-m-d H: I: S', strtotime ('+ 1 DAY ')); ?> Current time output from the previous row and tomorrow time output from the next row Here, you can change the value of parameter 1 to any desired number of days, which can also be changed to year, month, hour, minute ), second (seconds) example: Date ('Y-m-d H: I: S', strtotime ("+ 1 day + 1 hour + 1 minute "); Can be freely combined to achieve any output time. Note: This method is intended for trial use after January 1, 1970, that is, the applicable scope of the timestamp. Common date functions in php [date addition and subtraction, difference between two dates, date conversion time cut] For example, some commonly used date processing functions can be added or subtracted from two dates, the difference between two dates, and the date conversion time cut. Echo date ('Y-m-D', strtotime ('+ 1 d', strtotime ('1970-07-08'); // date plus functions Echo date ("Y-m-d", '20140901 '); Echo' '; Echo date ("Y-m-d", '20140901 '); Die (); $ D = "10:19:00 "; Echo date ("Y-m-d", strtotime ("$ d + 1 day"); // date plus days function Function dateToTime ($ d) // converts a date to a time heap { $ Year = (int) substr ("$ d",); // Obtain the year $ Month = (int) substr ("$ d", 5, 2); // Obtain the month $ Day = (int) substr ("$ d", 8, 2); // Obtain the number of digits Return mktime (0, 0, 0, $ month, $ day, $ year ); } /* The following function calculates the difference between two dates. */ $ Date_1 = "2009-07-08 "; Echo $ Date_1 + 1; $ Date_2 = "2009-06-08 "; $ Date_List_a1 = explode ("-", $ Date_1 ); $ Date_List_a2 = explode ("-", $ Date_2 ); $ D1 = mktime (0, 0, 0, $ Date_List_a1 [1], $ Date_List_a1 [2], $ Date_List_a1 [0]); $ D2 = mktime (0, 0, 0, $ Date_List_a2 [1], $ Date_List_a2 [2], $ Date_List_a2 [0]); $ Days = round ($ d1-$ d2)/3600/24 ); Echo "the difference between the two dates is $ Days ";