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<?php $array = ['foo'=>1, 'bar'=>2]; foreach($array as $k=>&$v) { $array['baz']=3; echo key($array); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 125) Position 1 = 2, Position 2 = 11
Branch analysis from position: 2
2 jumps found. (Code = 126) Position 1 = 3, Position 2 = 11
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/ga78u
function name:  (null)
number of ops:  13
compiled vars:  !0 = $array, !1 = $v, !2 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1      > FE_RESET_RW                                      $4      !0, ->11
          2    > > FE_FETCH_RW                                      ~5      $4, !1, ->11
          3    >   ASSIGN                                                   !2, ~5
    6     4        ASSIGN_DIM                                               !0, 'baz'
          5        OP_DATA                                                  3
    7     6        INIT_FCALL                                               'key'
          7        SEND_VAR                                                 !0
          8        DO_ICALL                                         $8      
          9        ECHO                                                     $8
    4    10      > JMP                                                      ->2
         11    >   FE_FREE                                                  $4
    8    12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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