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<?php $f; function myFunction (&$d) { return $d++; } myFunction($f); echo $f;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cptdp
function name:  (null)
number of ops:  5
compiled vars:  !0 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'myfunction'
          1        SEND_REF                                                 !0
          2        DO_FCALL                                      0          
   10     3        ECHO                                                     !0
          4      > RETURN                                                   1

Function myfunction:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/cptdp
function name:  myFunction
number of ops:  4
compiled vars:  !0 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   RECV                                             !0      
    7     1        POST_INC                                         ~1      !0
          2      > RETURN                                                   ~1
    8     3*     > RETURN                                                   null

End of function myfunction

Generated using Vulcan Logic Dumper, using php 8.0.0


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