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<?php $startDate = new DateTime('@' . mktime(0, 0, 0, date("m"), date("d") - 7, date("Y"))); $optionalStartDate = '2018-01-01 00:00:00'; $dt = new DateTime($optionalStartDate); print_r($startDate->format('Y-m-d H:i:s')); print_r($dt);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/L1XhQ
function name:  (null)
number of ops:  38
compiled vars:  !0 = $startDate, !1 = $optionalStartDate, !2 = $dt
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $3      'DateTime'
          1        INIT_FCALL                                               'mktime'
          2        SEND_VAL                                                 0
          3        SEND_VAL                                                 0
          4        SEND_VAL                                                 0
          5        INIT_FCALL                                               'date'
          6        SEND_VAL                                                 'm'
          7        DO_ICALL                                         $4      
          8        SEND_VAR                                                 $4
          9        INIT_FCALL                                               'date'
         10        SEND_VAL                                                 'd'
         11        DO_ICALL                                         $5      
         12        SUB                                              ~6      $5, 7
         13        SEND_VAL                                                 ~6
         14        INIT_FCALL                                               'date'
         15        SEND_VAL                                                 'Y'
         16        DO_ICALL                                         $7      
         17        SEND_VAR                                                 $7
         18        DO_ICALL                                         $8      
         19        CONCAT                                           ~9      '%40', $8
         20        SEND_VAL_EX                                              ~9
         21        DO_FCALL                                      0          
         22        ASSIGN                                                   !0, $3
    3    23        ASSIGN                                                   !1, '2018-01-01+00%3A00%3A00'
    4    24        NEW                                              $13     'DateTime'
         25        SEND_VAR_EX                                              !1
         26        DO_FCALL                                      0          
         27        ASSIGN                                                   !2, $13
    5    28        INIT_FCALL                                               'print_r'
         29        INIT_METHOD_CALL                                         !0, 'format'
         30        SEND_VAL_EX                                              'Y-m-d+H%3Ai%3As'
         31        DO_FCALL                                      0  $16     
         32        SEND_VAR                                                 $16
         33        DO_ICALL                                                 
    6    34        INIT_FCALL                                               'print_r'
         35        SEND_VAR                                                 !2
         36        DO_ICALL                                                 
         37      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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