3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $handler = function () use (&$handler) { $handler(); }; $handler();
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/QOXRY
function name:  (null)
number of ops:  5
compiled vars:  !0 = $handler
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FQOXRY0x7f73c29f403b'
         1        ASSIGN                                                   !0, ~1
   3     2        INIT_DYNAMIC_CALL                                        !0
         3        DO_FCALL                                      0          
         4      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FQOXRY0x7f73c29f403b:
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/QOXRY
function name:  {closure}
number of ops:  5
compiled vars:  !0 = $handler
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   FETCH_W                      static              $1      'handler'
         1        ASSIGN_REF                                               !0, $1
         2        INIT_DYNAMIC_CALL                                        !0
         3        DO_FCALL                                      0          
         4      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FQOXRY0x7f73c29f403b

Generated using Vulcan Logic Dumper, using php 7.3.0