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<?php $date1 = new DateTime("1980-11-21 00:00:00"); $date2 = new DateTime("1981-11-20 00:00:00"); var_dump($date1->diff($date2,true)->days); var_dump($date2->diff($date1,true)->days); var_dump($date1->diff($date2,true)->format("%Y-%m-%d %H:%i:%s")); var_dump($date2->diff($date1,true)->format("%Y-%m-%d %H:%i:%s"));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ukTfu
function name:  (null)
number of ops:  45
compiled vars:  !0 = $date1, !1 = $date2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'DateTime'
          1        SEND_VAL_EX                                              '1980-11-21+00%3A00%3A00'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
    4     4        NEW                                              $5      'DateTime'
          5        SEND_VAL_EX                                              '1981-11-20+00%3A00%3A00'
          6        DO_FCALL                                      0          
          7        ASSIGN                                                   !1, $5
    5     8        INIT_FCALL                                               'var_dump'
          9        INIT_METHOD_CALL                                         !0, 'diff'
         10        SEND_VAR_EX                                              !1
         11        SEND_VAL_EX                                              <true>
         12        DO_FCALL                                      0  $8      
         13        FETCH_OBJ_R                                      ~9      $8, 'days'
         14        SEND_VAL                                                 ~9
         15        DO_ICALL                                                 
    6    16        INIT_FCALL                                               'var_dump'
         17        INIT_METHOD_CALL                                         !1, 'diff'
         18        SEND_VAR_EX                                              !0
         19        SEND_VAL_EX                                              <true>
         20        DO_FCALL                                      0  $11     
         21        FETCH_OBJ_R                                      ~12     $11, 'days'
         22        SEND_VAL                                                 ~12
         23        DO_ICALL                                                 
    7    24        INIT_FCALL                                               'var_dump'
         25        INIT_METHOD_CALL                                         !0, 'diff'
         26        SEND_VAR_EX                                              !1
         27        SEND_VAL_EX                                              <true>
         28        DO_FCALL                                      0  $14     
         29        INIT_METHOD_CALL                                         $14, 'format'
         30        SEND_VAL_EX                                              '%25Y-%25m-%25d+%25H%3A%25i%3A%25s'
         31        DO_FCALL                                      0  $15     
         32        SEND_VAR                                                 $15
         33        DO_ICALL                                                 
    8    34        INIT_FCALL                                               'var_dump'
         35        INIT_METHOD_CALL                                         !1, 'diff'
         36        SEND_VAR_EX                                              !0
         37        SEND_VAL_EX                                              <true>
         38        DO_FCALL                                      0  $17     
         39        INIT_METHOD_CALL                                         $17, 'format'
         40        SEND_VAL_EX                                              '%25Y-%25m-%25d+%25H%3A%25i%3A%25s'
         41        DO_FCALL                                      0  $18     
         42        SEND_VAR                                                 $18
         43        DO_ICALL                                                 
         44      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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