3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ob_get_status()); ob_start(); var_dump(ob_get_status()); ob_end_flush(); var_dump(ob_get_status()); ob_end_flush();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/O96XS
function name:  (null)
number of ops:  22
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'ob_get_status'
          2        DO_ICALL                                         $0      
          3        SEND_VAR                                                 $0
          4        DO_ICALL                                                 
    3     5        INIT_FCALL                                               'ob_start'
          6        DO_ICALL                                                 
    4     7        INIT_FCALL                                               'var_dump'
          8        INIT_FCALL                                               'ob_get_status'
          9        DO_ICALL                                         $3      
         10        SEND_VAR                                                 $3
         11        DO_ICALL                                                 
    5    12        INIT_FCALL                                               'ob_end_flush'
         13        DO_ICALL                                                 
    6    14        INIT_FCALL                                               'var_dump'
         15        INIT_FCALL                                               'ob_get_status'
         16        DO_ICALL                                         $6      
         17        SEND_VAR                                                 $6
         18        DO_ICALL                                                 
    7    19        INIT_FCALL                                               'ob_end_flush'
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
156.36 ms | 1395 KiB | 21 Q