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<?php $vals = "1,3,4,7"; $result = []; foreach (explode(',', $vals) as $result[]['id']); var_export($result);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 7, Position 2 = 12
Branch analysis from position: 7
2 jumps found. (Code = 78) Position 1 = 8, Position 2 = 12
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
filename:       /in/MeUZh
function name:  (null)
number of ops:  17
compiled vars:  !0 = $vals, !1 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '1%2C3%2C4%2C7'
    4     1        ASSIGN                                                   !1, <array>
    5     2        INIT_FCALL                                               'explode'
          3        SEND_VAL                                                 '%2C'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $4      
          6      > FE_RESET_R                                       $5      $4, ->12
          7    > > FE_FETCH_R                                               $5, $6, ->12
          8    >   FETCH_DIM_W                                      $7      !1
          9        ASSIGN_DIM                                               $7, 'id'
         10        OP_DATA                                                  $6
         11      > JMP                                                      ->7
         12    >   FE_FREE                                                  $5
    6    13        INIT_FCALL                                               'var_export'
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                                 
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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