3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SomeHelperClass { public $_arr = []; public function addValue($value, $key = null): void { if ($key !== null) { $this->_arr[$key] = $value; } else { $this->_arr[] = $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/acIA3
function name:  (null)
number of ops:  50
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   16     0  E >   NEW                                              $1      'SomeHelperClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   17     3        INIT_FCALL                                               'var_export'
          4        FETCH_OBJ_R                                      ~4      !0, '_arr'
          5        SEND_VAL                                                 ~4
          6        DO_ICALL                                                 
   18     7        ECHO                                                     '%0A'
   20     8        INIT_METHOD_CALL                                         !0, 'addValue'
          9        SEND_VAL_EX                                              1
         10        DO_FCALL                                      0          
   21    11        INIT_FCALL                                               'var_export'
         12        FETCH_OBJ_R                                      ~7      !0, '_arr'
         13        SEND_VAL                                                 ~7
         14        DO_ICALL                                                 
   22    15        ECHO                                                     '%0A'
   24    16        INIT_METHOD_CALL                                         !0, 'addValue'
         17        SEND_VAL_EX                                              2
         18        DO_FCALL                                      0          
   25    19        INIT_FCALL                                               'var_export'
         20        FETCH_OBJ_R                                      ~10     !0, '_arr'
         21        SEND_VAL                                                 ~10
         22        DO_ICALL                                                 
   26    23        ECHO                                                     '%0A'
   28    24        INIT_METHOD_CALL                                         !0, 'addValue'
         25        SEND_VAL_EX                                              3
         26        SEND_VAL_EX                                              4
         27        DO_FCALL                                      0          
   29    28        INIT_FCALL                                               'var_export'
         29        FETCH_OBJ_R                                      ~13     !0, '_arr'
         30        SEND_VAL                                                 ~13
         31        DO_ICALL                                                 
   30    32        ECHO                                                     '%0A'
   32    33        INIT_METHOD_CALL                                         !0, 'addValue'
         34        SEND_VAL_EX                                              4
         35        SEND_VAL_EX                                              3
         36        DO_FCALL                                      0          
   33    37        INIT_FCALL                                               'var_export'
         38        FETCH_OBJ_R                                      ~16     !0, '_arr'
         39        SEND_VAL                                                 ~16
         40        DO_ICALL                                                 
   35    41        ECHO                                                     '%0A'
   37    42        INIT_METHOD_CALL                                         !0, 'addValue'
         43        SEND_VAL_EX                                              5
         44        DO_FCALL                                      0          
   38    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
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/acIA3
function name:  addValue
number of ops:  12
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        TYPE_CHECK                                  1020          !1
          3      > JMPZ                                                     ~2, ->8
    9     4    >   FETCH_OBJ_W                                      $3      '_arr'
          5        ASSIGN_DIM                                               $3, !1
          6        OP_DATA                                                  !0
    8     7      > JMP                                                      ->11
   11     8    >   FETCH_OBJ_W                                      $5      '_arr'
          9        ASSIGN_DIM                                               $5
         10        OP_DATA                                                  !0
   13    11    > > RETURN                                                   null

End of function addvalue

End of class SomeHelperClass.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
136.69 ms | 1002 KiB | 14 Q