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<?php class SomeHelperClass { public $_arr = []; public function addValue($value, $key = null): void { $this->_arr[$key ?? ((array_key_last($this->_arr) ?? -1) + 1)] = $value; } } $test = new SomeHelperClass; var_export($test->_arr); echo "\n"; $test->addValue(1); var_export($test->_arr); echo "\n"; $test->addValue(2); var_export($test->_arr); echo "\n"; $test->addValue(3, 4); var_export($test->_arr); echo "\n"; $test->addValue(4, 3); var_export($test->_arr); echo "\n"; $test->addValue(5); var_export($test->_arr);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Sn1M6
function name:  (null)
number of ops:  50
compiled vars:  !0 = $test
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   12     0  E >   NEW                                                  $1      'SomeHelperClass'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $1
   13     3        INIT_FCALL                                                   'var_export'
          4        FETCH_OBJ_R                                          ~4      !0, '_arr'
          5        SEND_VAL                                                     ~4
          6        DO_ICALL                                                     
   14     7        ECHO                                                         '%0A'
   16     8        INIT_METHOD_CALL                                             !0, 'addValue'
          9        SEND_VAL_EX                                                  1
         10        DO_FCALL                                          0          
   17    11        INIT_FCALL                                                   'var_export'
         12        FETCH_OBJ_R                                          ~7      !0, '_arr'
         13        SEND_VAL                                                     ~7
         14        DO_ICALL                                                     
   18    15        ECHO                                                         '%0A'
   20    16        INIT_METHOD_CALL                                             !0, 'addValue'
         17        SEND_VAL_EX                                                  2
         18        DO_FCALL                                          0          
   21    19        INIT_FCALL                                                   'var_export'
         20        FETCH_OBJ_R                                          ~10     !0, '_arr'
         21        SEND_VAL                                                     ~10
         22        DO_ICALL                                                     
   22    23        ECHO                                                         '%0A'
   24    24        INIT_METHOD_CALL                                             !0, 'addValue'
         25        SEND_VAL_EX                                                  3
         26        SEND_VAL_EX                                                  4
         27        DO_FCALL                                          0          
   25    28        INIT_FCALL                                                   'var_export'
         29        FETCH_OBJ_R                                          ~13     !0, '_arr'
         30        SEND_VAL                                                     ~13
         31        DO_ICALL                                                     
   26    32        ECHO                                                         '%0A'
   28    33        INIT_METHOD_CALL                                             !0, 'addValue'
         34        SEND_VAL_EX                                                  4
         35        SEND_VAL_EX                                                  3
         36        DO_FCALL                                          0          
   29    37        INIT_FCALL                                                   'var_export'
         38        FETCH_OBJ_R                                          ~16     !0, '_arr'
         39        SEND_VAL                                                     ~16
         40        DO_ICALL                                                     
   31    41        ECHO                                                         '%0A'
   33    42        INIT_METHOD_CALL                                             !0, 'addValue'
         43        SEND_VAL_EX                                                  5
         44        DO_FCALL                                          0          
   34    45        INIT_FCALL                                                   'var_export'
         46        FETCH_OBJ_R                                          ~19     !0, '_arr'
         47        SEND_VAL                                                     ~19
         48        DO_ICALL                                                     
         49      > RETURN                                                       1

Class SomeHelperClass:
Function addvalue:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Sn1M6
function name:  addValue
number of ops:  15
compiled vars:  !0 = $value, !1 = $key
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    6     0  E >   RECV                                                 !0      
          1        RECV_INIT                                            !1      null
    8     2        COALESCE                                             ~3      !1
          3        INIT_FCALL                                                   'array_key_last'
          4        FETCH_OBJ_R                                          ~4      '_arr'
          5        SEND_VAL                                                     ~4
          6        DO_ICALL                                             $5      
          7        COALESCE                                             ~6      $5
          8        QM_ASSIGN                                            ~6      -1
          9        ADD                                                  ~7      ~6, 1
         10        QM_ASSIGN                                            ~3      ~7
         11        FETCH_OBJ_W                                          $2      '_arr'
         12        ASSIGN_DIM                                                   $2, ~3
         13        OP_DATA                                                      !0
    9    14      > RETURN                                                       null

End of function addvalue

End of class SomeHelperClass.

Generated using Vulcan Logic Dumper, using php 8.5.0


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