3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ 1, 2, 3, 4, 5 ]; foreach($a as $b) { if ($a == 1) { $a[] = 6; } var_dump($b); } var_dump($a);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 11
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 11
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 7
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 11
filename:       /in/MGAFA
function name:  (null)
number of ops:  16
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1      > FE_RESET_R                                       $3      !0, ->11
          2    > > FE_FETCH_R                                               $3, !1, ->11
    6     3    >   IS_EQUAL                                                 !0, 1
          4      > JMPZ                                                     ~4, ->7
          5    >   ASSIGN_DIM                                               !0
          6        OP_DATA                                                  6
    8     7    >   INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                                 
    5    10      > JMP                                                      ->2
         11    >   FE_FREE                                                  $3
   11    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAR                                                 !0
         14        DO_ICALL                                                 
         15      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
152.68 ms | 1395 KiB | 15 Q