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<?php $arr1 = [1, 2, 3]; $arr2 = [2, 4, 1]; $arr1 += $arr2; print_r($arr1); $arr1 = ["foo", "bar", "baz"]; $arr2 = ["bar", "qux", "foo"]; $arr1 += $arr2; print_r($arr1); $arr1 = [1, 2, 3]; $arr2 = [2, 4, 1]; $arr1 = array_merge($arr1, $arr2); print_r($arr1); $arr1 = ["foo", "bar", "baz"]; $arr2 = ["bar", "qux", "foo"]; $arr1 = array_merge($arr1, $arr2); print_r($arr1); function returnArr($i) { return [ "foo". $i ]; } $arr = []; $arr1 = []; for ($i = 0; $i < 4; $i++) { $arr += returnArr($i); $arr1 = array_merge($arr1, returnArr($i)); } print_r($arr); print_r($arr1);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 49
Branch analysis from position: 49
2 jumps found. (Code = 44) Position 1 = 51, Position 2 = 36
Branch analysis from position: 51
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 36
2 jumps found. (Code = 44) Position 1 = 51, Position 2 = 36
Branch analysis from position: 51
Branch analysis from position: 36
filename:       /in/sf1gE
function name:  (null)
number of ops:  58
compiled vars:  !0 = $arr1, !1 = $arr2, !2 = $arr, !3 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    6     2        ASSIGN_OP                                     1          !0, !1
    7     3        INIT_FCALL                                               'print_r'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                                 
    9     6        ASSIGN                                                   !0, <array>
   10     7        ASSIGN                                                   !1, <array>
   12     8        ASSIGN_OP                                     1          !0, !1
   13     9        INIT_FCALL                                               'print_r'
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                                 
   15    12        ASSIGN                                                   !0, <array>
   16    13        ASSIGN                                                   !1, <array>
   18    14        INIT_FCALL                                               'array_merge'
         15        SEND_VAR                                                 !0
         16        SEND_VAR                                                 !1
         17        DO_ICALL                                         $14     
         18        ASSIGN                                                   !0, $14
   19    19        INIT_FCALL                                               'print_r'
         20        SEND_VAR                                                 !0
         21        DO_ICALL                                                 
   21    22        ASSIGN                                                   !0, <array>
   22    23        ASSIGN                                                   !1, <array>
   24    24        INIT_FCALL                                               'array_merge'
         25        SEND_VAR                                                 !0
         26        SEND_VAR                                                 !1
         27        DO_ICALL                                         $19     
         28        ASSIGN                                                   !0, $19
   25    29        INIT_FCALL                                               'print_r'
         30        SEND_VAR                                                 !0
         31        DO_ICALL                                                 
   35    32        ASSIGN                                                   !2, <array>
   36    33        ASSIGN                                                   !0, <array>
   37    34        ASSIGN                                                   !3, 0
         35      > JMP                                                      ->49
   38    36    >   INIT_FCALL                                               'returnarr'
         37        SEND_VAR                                                 !3
         38        DO_FCALL                                      0  $25     
         39        ASSIGN_OP                                     1          !2, $25
   39    40        INIT_FCALL                                               'array_merge'
         41        SEND_VAR                                                 !0
         42        INIT_FCALL                                               'returnarr'
         43        SEND_VAR                                                 !3
         44        DO_FCALL                                      0  $27     
         45        SEND_VAR                                                 $27
         46        DO_ICALL                                         $28     
         47        ASSIGN                                                   !0, $28
   37    48        PRE_INC                                                  !3
         49    >   IS_SMALLER                                               !3, 4
         50      > JMPNZ                                                    ~31, ->36
   41    51    >   INIT_FCALL                                               'print_r'
         52        SEND_VAR                                                 !2
         53        DO_ICALL                                                 
   42    54        INIT_FCALL                                               'print_r'
         55        SEND_VAR                                                 !0
         56        DO_ICALL                                                 
         57      > RETURN                                                   1

Function returnarr:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/sf1gE
function name:  returnArr
number of ops:  5
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   28     0  E >   RECV                                             !0      
   31     1        CONCAT                                           ~1      'foo', !0
          2        INIT_ARRAY                                       ~2      ~1
          3      > RETURN                                                   ~2
   33     4*     > RETURN                                                   null

End of function returnarr

Generated using Vulcan Logic Dumper, using php 8.0.0


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