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<?php declare(strict_types=1); error_reporting(E_ALL); ini_set("display_errors", "1"); $a =[ null=>"null key?" ]; var_dump($a);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Eu0L3
function name:  (null)
number of ops:  13
compiled vars:  !0 = $a
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                                   'error_reporting'
          1        SEND_VAL                                                     30719
          2        DO_ICALL                                                     
    4     3        INIT_FCALL                                                   'ini_set'
          4        SEND_VAL                                                     'display_errors'
          5        SEND_VAL                                                     '1'
          6        DO_ICALL                                                     
    7     7        INIT_ARRAY                                           ~3      'null+key%3F', null
    6     8        ASSIGN                                                       !0, ~3
    9     9        INIT_FCALL                                                   'var_dump'
         10        SEND_VAR                                                     !0
         11        DO_ICALL                                                     
         12      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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