3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array("one"=>1,"two"=>2,"three"=>3); foreach($a as $b) { echo key($a); echo current($a); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 12
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 12
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 12
filename:       /in/lgrtK
function name:  (null)
number of ops:  14
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, ->12
          2    > > FE_FETCH_R                                               $3, !1, ->12
    7     3    >   INIT_FCALL                                               'key'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $4      
          6        ECHO                                                     $4
    8     7        INIT_FCALL                                               'current'
          8        SEND_VAR                                                 !0
          9        DO_ICALL                                         $5      
         10        ECHO                                                     $5
    5    11      > JMP                                                      ->2
         12    >   FE_FREE                                                  $3
    9    13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
155.36 ms | 1394 KiB | 17 Q