3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('display_errors', true); error_reporting(E_ALL ^ E_NOTICE); $foo1++; error_reporting(0); $foo2++; error_reporting(E_ALL); $foo3++;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FLlZY
function name:  (null)
number of ops:  17
compiled vars:  !0 = $foo1, !1 = $foo2, !2 = $foo3
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'ini_set'
          1        SEND_VAL                                                 'display_errors'
          2        SEND_VAL                                                 <true>
          3        DO_ICALL                                                 
    4     4        INIT_FCALL                                               'error_reporting'
          5        SEND_VAL                                                 32759
          6        DO_ICALL                                                 
    6     7        PRE_INC                                                  !0
    9     8        INIT_FCALL                                               'error_reporting'
          9        SEND_VAL                                                 0
         10        DO_ICALL                                                 
   10    11        PRE_INC                                                  !1
   13    12        INIT_FCALL                                               'error_reporting'
         13        SEND_VAL                                                 32767
         14        DO_ICALL                                                 
   14    15        PRE_INC                                                  !2
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
159.28 ms | 1394 KiB | 17 Q