3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new stdClass(); function foo (string $bar) { } try { foo($a); } catch (\Throwable $t) { echo "Caught " . get_class($t); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Found catch point at position: 7
Branch analysis from position: 7
2 jumps found. (Code = 107) Position 1 = 8, Position 2 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lF7gR
function name:  (null)
number of ops:  12
compiled vars:  !0 = $a, !1 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $2      'stdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $2
    9     3        INIT_FCALL                                               'foo'
          4        SEND_VAR                                                 !0
          5        DO_FCALL                                      0          
          6      > JMP                                                      ->11
   10     7  E > > CATCH                                       last         'Throwable'
   11     8    >   GET_CLASS                                        ~6      !1
          9        CONCAT                                           ~7      'Caught+', ~6
         10        ECHO                                                     ~7
   12    11    > > RETURN                                                   1

Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lF7gR
function name:  foo
number of ops:  2
compiled vars:  !0 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
    6     1      > RETURN                                                   null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
178.67 ms | 1401 KiB | 14 Q