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<?php class O implements ArrayAccess { public function offsetSet($offset, $value) {} public function offsetExists($offset) { return true; } public function offsetUnset($offset) {} public function offsetGet($offset) {} } $o = new O; var_dump(array_key_exists('foo', $o));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CvVFE
function name:  (null)
number of ops:  9
compiled vars:  !0 = $o
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   DECLARE_CLASS                                            'o'
    9     1        NEW                                              $1      'O'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   10     4        INIT_FCALL                                               'var_dump'
          5        ARRAY_KEY_EXISTS                                 ~4      'foo', !0
          6        SEND_VAL                                                 ~4
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Class O:
Function offsetset:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CvVFE
function name:  offsetSet
number of ops:  3
compiled vars:  !0 = $offset, !1 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2      > RETURN                                                   null

End of function offsetset

Function offsetexists:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/CvVFE
function name:  offsetExists
number of ops:  3
compiled vars:  !0 = $offset
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   RECV                                             !0      
          1      > RETURN                                                   <true>
          2*     > RETURN                                                   null

End of function offsetexists

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

End of function offsetunset

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

End of function offsetget

End of class O.

Generated using Vulcan Logic Dumper, using php 8.0.0


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