3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getSup() { throw new Exception('123'); } function superSup() { try { getSup(); } catch( Exception $e ) { return $e->getMessage(); } } echo superSup();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/C0M7I
function name:  (null)
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   INIT_FCALL                                               'supersup'
          1        DO_FCALL                                      0  $0      
          2        ECHO                                                     $0
          3      > RETURN                                                   1

Function getsup:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 108) Position 1 = -2
filename:       /in/C0M7I
function name:  getSup
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   NEW                                              $0      'Exception'
          1        SEND_VAL_EX                                              '123'
          2        DO_FCALL                                      0          
          3      > THROW                                         0          $0
    5     4*     > RETURN                                                   null

End of function getsup

Function supersup:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Found catch point at position: 3
Branch analysis from position: 3
2 jumps found. (Code = 107) Position 1 = 4, Position 2 = -2
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/C0M7I
function name:  superSup
number of ops:  8
compiled vars:  !0 = $e
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'getsup'
          1        DO_FCALL                                      0          
          2      > JMP                                                      ->7
   10     3  E > > CATCH                                       last         'Exception'
   11     4    >   INIT_METHOD_CALL                                         !0, 'getMessage'
          5        DO_FCALL                                      0  $2      
          6      > RETURN                                                   $2
   13     7    > > RETURN                                                   null

End of function supersup

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
156.26 ms | 1398 KiB | 15 Q