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<?php function test (&$a) { $a = 10; } test ($a = 20); echo $a;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CaKKR
function name:  (null)
number of ops:  6
compiled vars:  !0 = $a
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                                   'test'
          1        ASSIGN                                               ~1      !0, 20
          2        SEND_VAL_EX                                                  ~1
          3        DO_FCALL                                          0          
    8     4        ECHO                                                         !0
          5      > RETURN                                                       1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CaKKR
function name:  test
number of ops:  3
compiled vars:  !0 = $a
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   RECV                                                 !0      
    5     1        ASSIGN                                                       !0, 10
    6     2      > RETURN                                                       null

End of function test

Generated using Vulcan Logic Dumper, using php 8.5.0


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