3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = ['one', 'two', 'three', 'four',]; $result = []; $temp = &$arr; foreach($arr as $v){ $temp[$v] = $arr; $result = $temp; } print_r($result);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 4, Position 2 = 9
Branch analysis from position: 4
2 jumps found. (Code = 78) Position 1 = 5, Position 2 = 9
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 4
Branch analysis from position: 4
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
filename:       /in/DA1Z8
function name:  (null)
number of ops:  14
compiled vars:  !0 = $arr, !1 = $result, !2 = $temp, !3 = $v
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        ASSIGN                                                   !1, <array>
    6     2        ASSIGN_REF                                               !2, !0
    8     3      > FE_RESET_R                                       $7      !0, ->9
          4    > > FE_FETCH_R                                               $7, !3, ->9
    9     5    >   ASSIGN_DIM                                               !2, !3
          6        OP_DATA                                                  !0
   10     7        ASSIGN                                                   !1, !2
    8     8      > JMP                                                      ->4
          9    >   FE_FREE                                                  $7
   13    10        INIT_FCALL                                               'print_r'
         11        SEND_VAR                                                 !1
         12        DO_ICALL                                                 
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
149.62 ms | 1394 KiB | 15 Q