3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1,2,3,4,5); print_r($array); foreach($array as $i =>$value){ unset($array[$i]); $array = []; } print_r($array); $array[]=6; print_r($array); $array = array_values($array); $array[]=7; print_r($array); ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 5, Position 2 = 10
Branch analysis from position: 5
2 jumps found. (Code = 78) Position 1 = 6, Position 2 = 10
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
filename:       /in/2T5Ol
function name:  (null)
number of ops:  29
compiled vars:  !0 = $array, !1 = $value, !2 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        INIT_FCALL                                               'print_r'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                                 
    4     4      > FE_RESET_R                                       $5      !0, ->10
          5    > > FE_FETCH_R                                       ~6      $5, !1, ->10
          6    >   ASSIGN                                                   !2, ~6
    5     7        UNSET_DIM                                                !0, !2
    6     8        ASSIGN                                                   !0, <array>
    4     9      > JMP                                                      ->5
         10    >   FE_FREE                                                  $5
    8    11        INIT_FCALL                                               'print_r'
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                                 
    9    14        ASSIGN_DIM                                               !0
         15        OP_DATA                                                  6
   10    16        INIT_FCALL                                               'print_r'
         17        SEND_VAR                                                 !0
         18        DO_ICALL                                                 
   11    19        INIT_FCALL                                               'array_values'
         20        SEND_VAR                                                 !0
         21        DO_ICALL                                         $12     
         22        ASSIGN                                                   !0, $12
   12    23        ASSIGN_DIM                                               !0
         24        OP_DATA                                                  7
   13    25        INIT_FCALL                                               'print_r'
         26        SEND_VAR                                                 !0
         27        DO_ICALL                                                 
   14    28      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.49 ms | 1396 KiB | 17 Q