3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyClass {} $myObj = new MyClass(); if(get_class($myObj) == "MyClass") { echo "!"; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 7
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
filename:       /in/8STqH
function name:  (null)
number of ops:  8
compiled vars:  !0 = $myObj
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $1      'MyClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
    4     3        GET_CLASS                                        ~4      !0
          4        IS_EQUAL                                                 ~4, 'MyClass'
          5      > JMPZ                                                     ~5, ->7
    5     6    >   ECHO                                                     '%21'
    6     7    > > RETURN                                                   1

Class MyClass: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
159.88 ms | 1392 KiB | 13 Q