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PHP function to calculate the number of days difference between two dates

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Release： 2016-07-25 08:54:08
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  2. /*
  3. *
  4. *Function function: Calculate the difference of two dates in YYYY-MM-DD format by how many days
  5. *
  6. */
  7. function getChaBetweenTwoDate($date1,$date2 ){
  8. $Date_List_a1=explode("-",$date1);
  9. $Date_List_a2=explode("-",$date2);

  10. $d1=mktime(0,0,0,$Date_List_a1[1 ],$Date_List_a1[2],$Date_List_a1[0]);

  11. $d2=mktime(0,0,0,$Date_List_a2[1],$Date_List_a2[2],$Date_List_a2[0]);
  12. $Days= round(($d1-$d2)/3600/24);
  13. return $Days;
  14. }

  15. echo getChaBetweenTwoDate('2010-08-11','2010-08-16' );

  16. echo "
    ";
  17. echo getChaBetweenTwoDate('2010-08-16','2010-08-11');
  18. ?>

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php函数计算两个日期相差天数
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