3v4l.org

run code in 300+ PHP versions simultaneously
<?php print('TRUE == "foo" : '); var_dump(TRUE == "foo"); print(' "foo" == 0 : '); var_dump("foo" == 0); print(' TRUE == 0 : '); var_dump(TRUE == 0); var_dump((TRUE == "foo") == 0); var_dump(TRUE == ("foo" == 0));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/AAM3I
function name:  (null)
number of ops:  19
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ECHO                                                     'TRUE+%3D%3D+%22foo%22+%3A+'
    3     1        INIT_FCALL                                               'var_dump'
          2        SEND_VAL                                                 <true>
          3        DO_ICALL                                                 
    5     4        ECHO                                                     '+++%22foo%22+%3D%3D+0+%3A+'
    6     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAL                                                 <false>
          7        DO_ICALL                                                 
    9     8        ECHO                                                     '++++TRUE+%3D%3D+0+%3A+'
   10     9        INIT_FCALL                                               'var_dump'
         10        SEND_VAL                                                 <false>
         11        DO_ICALL                                                 
   12    12        INIT_FCALL                                               'var_dump'
         13        SEND_VAL                                                 <false>
         14        DO_ICALL                                                 
   13    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAL                                                 <false>
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.82 ms | 1394 KiB | 15 Q