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<?php class a { public $a = " test a! "; static public $b = " test b! "; public function __toString() { return '[class a]'; } } $a = new a(); $b = "a"; $line = 0; echo $line++, $$b; echo $line++, $$b->a; echo $line++, $$b->b; //echo $line++, $$b::$b; // ERROR echo $line++, $$b::b; // ERROR
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/AWd8c
function name:  (null)
number of ops:  27
compiled vars:  !0 = $a, !1 = $b, !2 = $line
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   DECLARE_CLASS                                            'a'
   15     1        NEW                                              $3      'a'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
   16     4        ASSIGN                                                   !1, 'a'
   18     5        ASSIGN                                                   !2, 0
   19     6        POST_INC                                         ~8      !2
          7        ECHO                                                     ~8
          8        FETCH_R                      local               ~9      !1
          9        ECHO                                                     ~9
   20    10        POST_INC                                         ~10     !2
         11        ECHO                                                     ~10
         12        FETCH_R                      local               ~11     !1
         13        FETCH_OBJ_R                                      ~12     ~11, 'a'
         14        ECHO                                                     ~12
   21    15        POST_INC                                         ~13     !2
         16        ECHO                                                     ~13
         17        FETCH_R                      local               ~14     !1
         18        FETCH_OBJ_R                                      ~15     ~14, 'b'
         19        ECHO                                                     ~15
   23    20        POST_INC                                         ~16     !2
         21        ECHO                                                     ~16
         22        FETCH_R                      local               ~17     !1
         23        FETCH_CLASS                                   0  $18     ~17
         24        FETCH_CLASS_CONSTANT                             ~19     $18, 'b'
         25        ECHO                                                     ~19
         26      > RETURN                                                   1

Class a:
Function __tostring:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/AWd8c
function name:  __toString
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E > > RETURN                                                   '%5Bclass+a%5D'
   12     1*       VERIFY_RETURN_TYPE                                       
          2*     > RETURN                                                   null

End of function __tostring

End of class a.

Generated using Vulcan Logic Dumper, using php 8.0.0


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