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<?php $i++; ++$j; $k += 1; var_dump($i); var_dump($j); var_dump($k);
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/GR482
function name:  (null)
number of ops:  14
compiled vars:  !0 = $i, !1 = $j, !2 = $k
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   3     0  E >   POST_INC                                         ~3      !0
         1        FREE                                                     ~3
   4     2        PRE_INC                                                  !1
   5     3        ASSIGN_ADD                                    0          !2, 1
   7     4        INIT_FCALL                                               'var_dump'
         5        SEND_VAR                                                 !0
         6        DO_ICALL                                                 
   9     7        INIT_FCALL                                               'var_dump'
         8        SEND_VAR                                                 !1
         9        DO_ICALL                                                 
  11    10        INIT_FCALL                                               'var_dump'
        11        SEND_VAR                                                 !2
        12        DO_ICALL                                                 
        13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.2.0