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<?php $list = new SplDoublyLinkedList(); $list.add(0, 'value 1'); $list.add(1, 'value 2'); var_dump((array) $list);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4HYif
function name:  (null)
number of ops:  20
compiled vars:  !0 = $list
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'SplDoublyLinkedList'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    4     3        INIT_FCALL_BY_NAME                                       'add'
          4        SEND_VAL_EX                                              0
          5        SEND_VAL_EX                                              'value+1'
          6        DO_FCALL                                      0  $4      
          7        CONCAT                                           ~5      !0, $4
          8        FREE                                                     ~5
    5     9        INIT_FCALL_BY_NAME                                       'add'
         10        SEND_VAL_EX                                              1
         11        SEND_VAL_EX                                              'value+2'
         12        DO_FCALL                                      0  $6      
         13        CONCAT                                           ~7      !0, $6
         14        FREE                                                     ~7
    7    15        INIT_FCALL                                               'var_dump'
         16        CAST                                          7  ~8      !0
         17        SEND_VAL                                                 ~8
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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