3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = @ true XOR 'B' > ~ + (string) .9 <> (int) 'a' >= 1 && 3**4 & FILTER_SANITIZE_EMAIL || false; var_dump((bool)$x); // true
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 46) Position 1 = 11, Position 2 = 12
Branch analysis from position: 11
2 jumps found. (Code = 47) Position 1 = 13, Position 2 = 14
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
Branch analysis from position: 12
filename:       /in/f63L9
function name:  (null)
number of ops:  21
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   BEGIN_SILENCE                                    ~1      
          1        END_SILENCE                                              ~1
          2        ASSIGN                                           ~2      !0, <true>
          3        CAST                                          6  ~3      0.9
          4        MUL                                              ~4      ~3, 1
          5        BW_NOT                                           ~5      ~4
          6        IS_SMALLER                                       ~6      ~5, 'B'
          7        CAST                                          4  ~7      'a'
          8        IS_SMALLER_OR_EQUAL                              ~8      1, ~7
          9        IS_NOT_EQUAL                                     ~9      ~6, ~8
         10      > JMPZ_EX                                          ~9      ~9, ->12
         11    >   BOOL                                             ~9      1
         12    > > JMPNZ_EX                                         ~9      ~9, ->14
         13    >   BOOL                                             ~9      <false>
         14    >   BOOL_XOR                                         ~10     ~2, ~9
         15        FREE                                                     ~10
    4    16        INIT_FCALL                                               'var_dump'
         17        BOOL                                             ~11     !0
         18        SEND_VAL                                                 ~11
         19        DO_ICALL                                                 
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
137.44 ms | 997 KiB | 14 Q