3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* https://bugs.php.net/bug.php?id=67897 */ namespace Foo\Bar\Baz; function before(){ return A_RELATIVE_CONSTANT; } define('A_RELATIVE_CONSTANT', 'GLOBAL'); var_dump(before()); define('Foo\\Bar\\Baz\\A_RELATIVE_CONSTANT', 'RELATIVE'); function after(){ return A_RELATIVE_CONSTANT; } var_dump(before()); var_dump(after());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PCgOH
function name:  (null)
number of ops:  24
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cdefine'
          1        SEND_VAL_EX                                              'A_RELATIVE_CONSTANT'
          2        SEND_VAL_EX                                              'GLOBAL'
          3        DO_FCALL                                      0          
   12     4        INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cvar_dump'
          5        INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cbefore'
          6        DO_FCALL                                      0  $1      
          7        SEND_VAR_NO_REF_EX                                       $1
          8        DO_FCALL                                      0          
   14     9        INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cdefine'
         10        SEND_VAL_EX                                              'Foo%5CBar%5CBaz%5CA_RELATIVE_CONSTANT'
         11        SEND_VAL_EX                                              'RELATIVE'
         12        DO_FCALL                                      0          
   19    13        INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cvar_dump'
         14        INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cbefore'
         15        DO_FCALL                                      0  $4      
         16        SEND_VAR_NO_REF_EX                                       $4
         17        DO_FCALL                                      0          
   20    18        INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cvar_dump'
         19        INIT_NS_FCALL_BY_NAME                                    'Foo%5CBar%5CBaz%5Cafter'
         20        DO_FCALL                                      0  $6      
         21        SEND_VAR_NO_REF_EX                                       $6
         22        DO_FCALL                                      0          
         23      > RETURN                                                   1

Function foo%5Cbar%5Cbaz%5Cbefore:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PCgOH
function name:  Foo\Bar\Baz\before
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   FETCH_CONSTANT                                   ~0      'Foo%5CBar%5CBaz%5CA_RELATIVE_CONSTANT'
          1      > RETURN                                                   ~0
    9     2*     > RETURN                                                   null

End of function foo%5Cbar%5Cbaz%5Cbefore

Function foo%5Cbar%5Cbaz%5Cafter:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/PCgOH
function name:  Foo\Bar\Baz\after
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   16     0  E >   FETCH_CONSTANT                                   ~0      'Foo%5CBar%5CBaz%5CA_RELATIVE_CONSTANT'
          1      > RETURN                                                   ~0
   17     2*     > RETURN                                                   null

End of function foo%5Cbar%5Cbaz%5Cafter

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
153.56 ms | 1399 KiB | 20 Q