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<?php $myarray['myuser-myform']['myfile']="test"; print_r(array_keys($myarray)); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/14Fhn
function name:  (null)
number of ops:  10
compiled vars:  !0 = $myarray
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   FETCH_DIM_W                                      $1      !0, 'myuser-myform'
          1        ASSIGN_DIM                                               $1, 'myfile'
          2        OP_DATA                                                  'test'
    3     3        INIT_FCALL                                               'print_r'
          4        INIT_FCALL                                               'array_keys'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $3      
          7        SEND_VAR                                                 $3
          8        DO_ICALL                                                 
    4     9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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