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<?php $array = [1 => 'a', 0 => 'b']; var_dump(array_is_list($array)); ksort($array); var_dump(array_is_list($array)); $array = [1 => 'b']; $array[0] = 'a'; var_dump(array_is_list($array)); asort($array); // lucky sort var_dump(array_is_list($array));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eNYsj
function name:  (null)
number of ops:  35
compiled vars:  !0 = $array
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    4     1        INIT_FCALL                                                   'var_dump'
          2        INIT_FCALL                                                   'array_is_list'
          3        SEND_VAR                                                     !0
          4        DO_ICALL                                             $2      
          5        SEND_VAR                                                     $2
          6        DO_ICALL                                                     
    6     7        INIT_FCALL                                                   'ksort'
          8        SEND_REF                                                     !0
          9        DO_ICALL                                                     
    7    10        INIT_FCALL                                                   'var_dump'
         11        INIT_FCALL                                                   'array_is_list'
         12        SEND_VAR                                                     !0
         13        DO_ICALL                                             $5      
         14        SEND_VAR                                                     $5
         15        DO_ICALL                                                     
    9    16        ASSIGN                                                       !0, <array>
   10    17        ASSIGN_DIM                                                   !0, 0
         18        OP_DATA                                                      'a'
   11    19        INIT_FCALL                                                   'var_dump'
         20        INIT_FCALL                                                   'array_is_list'
         21        SEND_VAR                                                     !0
         22        DO_ICALL                                             $9      
         23        SEND_VAR                                                     $9
         24        DO_ICALL                                                     
   13    25        INIT_FCALL                                                   'asort'
         26        SEND_REF                                                     !0
         27        DO_ICALL                                                     
   14    28        INIT_FCALL                                                   'var_dump'
         29        INIT_FCALL                                                   'array_is_list'
         30        SEND_VAR                                                     !0
         31        DO_ICALL                                             $12     
         32        SEND_VAR                                                     $12
         33        DO_ICALL                                                     
         34      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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