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<?php $b = (new \DateTime((new \DateTimeImmutable("2019-12-03 01:39:00"))->modify("-4week -1 day")->format("Y-m-d H:i:s"))); var_dump($a, $b, $c);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lM6AX
function name:  (null)
number of ops:  19
compiled vars:  !0 = $b, !1 = $a, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   NEW                                              $3      'DateTime'
          1        NEW                                              $4      'DateTimeImmutable'
          2        SEND_VAL_EX                                              '2019-12-03+01%3A39%3A00'
          3        DO_FCALL                                      0          
          4        INIT_METHOD_CALL                                         $4, 'modify'
          5        SEND_VAL_EX                                              '-4week+-1+day'
          6        DO_FCALL                                      0  $6      
          7        INIT_METHOD_CALL                                         $6, 'format'
          8        SEND_VAL_EX                                              'Y-m-d+H%3Ai%3As'
          9        DO_FCALL                                      0  $7      
         10        SEND_VAR_NO_REF_EX                                       $7
         11        DO_FCALL                                      0          
         12        ASSIGN                                                   !0, $3
    6    13        INIT_FCALL                                               'var_dump'
         14        SEND_VAR                                                 !1
         15        SEND_VAR                                                 !0
         16        SEND_VAR                                                 !2
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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