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  1. <?php
  2. function dateDifference($date_1, $date_2, $differenceFormat = '%a')
  3. {
  4.     $datetime1 = date_create($date_1);
  5.     $datetime2 = date_create($date_2);
  6.  
  7.     $interval = date_diff($datetime1, $datetime2);
  8.  
  9.     return $interval->format($differenceFormat);
  10. }
  11.  
  12. var_dump(dateDifference('2016/12/14', '2016/12/31'));
  13.  
Success #stdin #stdout 0.01s 83904KB
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string(2) "17"
https://ideone.com/BS86s7
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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