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<?php function createReferenceInArray(): array { $foo = 'foo'; $result = ['foo' => &$foo]; debug_zval_dump($result); return $result; } $result = createReferenceInArray(); debug_zval_dump($result);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/12fdR
function name:  (null)
number of ops:  7
compiled vars:  !0 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   INIT_FCALL                                               'createreferenceinarray'
          1        DO_FCALL                                      0  $1      
          2        ASSIGN                                                   !0, $1
   13     3        INIT_FCALL                                               'debug_zval_dump'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Function createreferenceinarray:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/12fdR
function name:  createReferenceInArray
number of ops:  10
compiled vars:  !0 = $foo, !1 = $result
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, 'foo'
    6     1        INIT_ARRAY                                       ~3      !0, 'foo'
          2        ASSIGN                                                   !1, ~3
    7     3        INIT_FCALL                                               'debug_zval_dump'
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                                 
    9     6        VERIFY_RETURN_TYPE                                       !1
          7      > RETURN                                                   !1
   10     8*       VERIFY_RETURN_TYPE                                       
          9*     > RETURN                                                   null

End of function createreferenceinarray

Generated using Vulcan Logic Dumper, using php 8.0.0


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