3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $b = 0; $a = (!$a && $b) ? true : false; print $a;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 4, Position 2 = 5
Branch analysis from position: 4
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
filename:       /in/MdBRK
function name:  (null)
number of ops:  12
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 1
    4     1        ASSIGN                                                   !1, 0
    5     2        BOOL_NOT                                         ~4      !0
          3      > JMPZ_EX                                          ~4      ~4, ->5
          4    >   BOOL                                             ~4      !1
          5    > > JMPZ                                                     ~4, ->8
          6    >   QM_ASSIGN                                        ~5      <true>
          7      > JMP                                                      ->9
          8    >   QM_ASSIGN                                        ~5      <false>
          9    >   ASSIGN                                                   !0, ~5
    6    10        ECHO                                                     !0
         11      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.06 ms | 1393 KiB | 13 Q