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<?php $x = array('12' => 34); var_dump($x); var_dump(gettype(key($x))); var_dump(array_key_exists(true, $x)); var_dump(array_key_exists(12, $x)); var_dump(array_key_exists('12', $x)); var_dump(array_key_exists(12.0, $x));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/SHI79
function name:  (null)
number of ops:  28
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    6     4        INIT_FCALL                                               'var_dump'
          5        INIT_FCALL                                               'key'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                         $3      
          8        GET_TYPE                                         ~4      $3
          9        SEND_VAL                                                 ~4
         10        DO_ICALL                                                 
    7    11        INIT_FCALL                                               'var_dump'
         12        ARRAY_KEY_EXISTS                                 ~6      <true>, !0
         13        SEND_VAL                                                 ~6
         14        DO_ICALL                                                 
    8    15        INIT_FCALL                                               'var_dump'
         16        ARRAY_KEY_EXISTS                                 ~8      12, !0
         17        SEND_VAL                                                 ~8
         18        DO_ICALL                                                 
    9    19        INIT_FCALL                                               'var_dump'
         20        ARRAY_KEY_EXISTS                                 ~10     '12', !0
         21        SEND_VAL                                                 ~10
         22        DO_ICALL                                                 
   10    23        INIT_FCALL                                               'var_dump'
         24        ARRAY_KEY_EXISTS                                 ~12     12, !0
         25        SEND_VAL                                                 ~12
         26        DO_ICALL                                                 
         27      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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