3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(0 ? 0 : 'FALSE', 0 ?? 'FALSE');
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 = 42) Position 1 = 5
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tM420
function name:  (null)
number of ops:  11
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'var_dump'
          1      > JMPZ                                                     0, ->4
          2    >   QM_ASSIGN                                        ~0      0
          3      > JMP                                                      ->5
          4    >   QM_ASSIGN                                        ~0      'FALSE'
          5    >   SEND_VAL                                                 ~0
          6        COALESCE                                         ~1      0
          7        QM_ASSIGN                                        ~1      'FALSE'
          8        SEND_VAL                                                 ~1
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
159.27 ms | 1394 KiB | 15 Q