3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "b"; $z = "gg {$a} dd"; //ececho $z echo $z; //a;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4kjAO
function name:  (null)
number of ops:  7
compiled vars:  !0 = $a, !1 = $z
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'b'
    5     1        ROPE_INIT                                     3  ~4      'gg+'
          2        ROPE_ADD                                      1  ~4      ~4, !0
          3        ROPE_END                                      2  ~3      ~4, '+dd'
          4        ASSIGN                                                   !1, ~3
    8     5        ECHO                                                     !1
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
160.79 ms | 937 KiB | 14 Q