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<?php function test($var) { $GLOBALS['a']++; //$var++; //debug_zval_dump($var); //$GLOBALS['var']++; echo $var; //echo $GLOBALS['a']; // echo $GLOBALS['var']; } $a = 0; test($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gl3pP
function name:  (null)
number of ops:  5
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   ASSIGN                                                   !0, 0
   16     1        INIT_FCALL                                               'test'
          2        SEND_VAR                                                 !0
          3        DO_FCALL                                      0          
          4      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/gl3pP
function name:  test
number of ops:  6
compiled vars:  !0 = $var
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    5     1        FETCH_RW                     global              $1      'GLOBALS'
          2        FETCH_DIM_RW                                     $2      $1, 'a'
          3        PRE_INC                                                  $2
   10     4        ECHO                                                     !0
   13     5      > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


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