3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a(){ static $b; $b =123; function b1(){ global $b; echo $b; } echo b1(); } a();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/53seK
function name:  (null)
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   14     0  E >   INIT_FCALL                                               'a'
          1        DO_FCALL                                      0          
          2      > RETURN                                                   1

Function a:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/53seK
function name:  a
number of ops:  7
compiled vars:  !0 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   BIND_STATIC                                              !0
    5     1        ASSIGN                                                   !0, 123
    6     2        DECLARE_FUNCTION                                         'b1'
   11     3        INIT_FCALL_BY_NAME                                       'b1'
          4        DO_FCALL                                      0  $2      
          5        ECHO                                                     $2
   12     6      > RETURN                                                   null

End of function a

Function %00b1%2Fin%2F53seK%3A6%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/53seK
function name:  b1
number of ops:  3
compiled vars:  !0 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   BIND_GLOBAL                                              !0, 'b'
    8     1        ECHO                                                     !0
    9     2      > RETURN                                                   null

End of function %00b1%2Fin%2F53seK%3A6%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
172.27 ms | 1397 KiB | 14 Q