|dd0000|$a = [ 2.7, 4.9 ];|
|00dd00|foreach ( $a as $key => $value )| {
    echo $key, $value;
}

compiled vars:  !0 = $a, !1 = $value, !2 = $key
line     #* E I O op                        fetch  return  operands
   2     0  E >   EXT_STMT                                 
         1        |dd0000|ASSIGN                                   !0, <array>|
   3     2        EXT_STMT                                 
         3      > |00dd00|FE_RESET_R                       $4      !0,| |dd00dd|->11|
         *4*    > > |00dd00|FE_FETCH_R                       ~5      $4, !1,| |dd00dd|->11|
         5    >   |00dd00|ASSIGN                                   !2, ~5|
   4     6        EXT_STMT                                 
         7        ECHO                                     !2
         8        EXT_STMT                                 
         9        ECHO                                     !1
        10      > *JMP                                      ->4*
        |dd00dd|11    >   FE_FREE                                  $4|
        12      > RETURN                                   1