3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x= 'abc'; if ($x) { echo ++$x; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 2, Position 2 = 4
Branch analysis from position: 2
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
filename:       /in/ialck
function name:  (null)
number of ops:  5
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'abc'
    4     1      > JMPZ                                                     !0, ->4
    5     2    >   PRE_INC                                          ~2      !0
          3        ECHO                                                     ~2
    6     4    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
164.27 ms | 1392 KiB | 13 Q