3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_internal_encoding("UTF-8"); set_ini('default_charset', 'UTF-8'); echo strcmp('20B', '21'); ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/rjGDW
function name:  (null)
number of ops:  13
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'mb_internal_encoding'
          1        SEND_VAL                                                 'UTF-8'
          2        DO_ICALL                                                 
    4     3        INIT_FCALL_BY_NAME                                       'set_ini'
          4        SEND_VAL_EX                                              'default_charset'
          5        SEND_VAL_EX                                              'UTF-8'
          6        DO_FCALL                                      0          
    5     7        INIT_FCALL                                               'strcmp'
          8        SEND_VAL                                                 '20B'
          9        SEND_VAL                                                 '21'
         10        DO_ICALL                                         $2      
         11        ECHO                                                     $2
    7    12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
154.65 ms | 1394 KiB | 17 Q