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<?php $a = 9; $b = 1; $c = $b -12; echo "$a $b $c"; ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/iGl3U
function name:  (null)
number of ops:  11
compiled vars:  !0 = $a, !1 = $b, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 9
    3     1        ASSIGN                                                   !1, 1
    4     2        SUB                                              ~5      !1, 12
          3        ASSIGN                                                   !2, ~5
    5     4        ROPE_INIT                                     5  ~8      !0
          5        ROPE_ADD                                      1  ~8      ~8, '+'
          6        ROPE_ADD                                      2  ~8      ~8, !1
          7        ROPE_ADD                                      3  ~8      ~8, '+'
          8        ROPE_END                                      4  ~7      ~8, !2
          9        ECHO                                                     ~7
    6    10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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