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

Function foo:
Finding entry points
Branch analysis from position: 0
Return found
filename:       /in/ULfKd
function name:  foo
number of ops:  3
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, 'foo'
    5     1      > RETURN_BY_REF                                            !0
    6     2*     > RETURN_BY_REF                                            null

End of function foo

Generated using Vulcan Logic Dumper, using php 8.0.0


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