3v4l.org

run code in 300+ PHP versions simultaneously
<?php $r=77; $t=''; eval("$t=$r;"); if(isset($t)) echo $t;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 10
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
filename:       /in/LaDsb
function name:  (null)
number of ops:  11
compiled vars:  !0 = $r, !1 = $t
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 77
    4     1        ASSIGN                                                   !1, ''
    5     2        ROPE_INIT                                     4  ~5      !1
          3        ROPE_ADD                                      1  ~5      ~5, '%3D'
          4        ROPE_ADD                                      2  ~5      ~5, !0
          5        ROPE_END                                      3  ~4      ~5, '%3B'
          6        INCLUDE_OR_EVAL                                          ~4, EVAL
    7     7        ISSET_ISEMPTY_CV                                         !1
          8      > JMPZ                                                     ~8, ->10
          9    >   ECHO                                                     !1
         10    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
153.01 ms | 1393 KiB | 13 Q