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<?php $array = []; for ($x = 0; $x <= 10; $x++) { $array[] = [$x => $x]; } var_dump($array);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 3
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 3
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 3
Branch analysis from position: 9
Branch analysis from position: 3
filename:       /in/PPWu1
function name:  (null)
number of ops:  13
compiled vars:  !0 = $array, !1 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, 0
          2      > JMP                                                      ->7
    6     3    >   INIT_ARRAY                                       ~5      !1, !1
          4        ASSIGN_DIM                                               !0
          5        OP_DATA                                                  ~5
    4     6        PRE_INC                                                  !1
          7    >   IS_SMALLER_OR_EQUAL                                      !1, 10
          8      > JMPNZ                                                    ~7, ->3
    9     9    >   INIT_FCALL                                               'var_dump'
         10        SEND_VAR                                                 !0
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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