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<?php function test1($unset = false) { // PHP establishes an internal static var and binds // the local name 'bar' to it static $bar = 5; $bar++; echo $bar . " "; // unlink the name 'bar' from the internal static var unset($bar); /* $bar = " | "; echo $bar; static $bar = 10; $bar++; echo $bar . " "; //*/ } test1(); test1(); test1(); test1();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NtVrI
function name:  (null)
number of ops:  9
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   27     0  E >   INIT_FCALL                                               'test1'
          1        DO_FCALL                                      0          
   28     2        INIT_FCALL                                               'test1'
          3        DO_FCALL                                      0          
   29     4        INIT_FCALL                                               'test1'
          5        DO_FCALL                                      0          
   30     6        INIT_FCALL                                               'test1'
          7        DO_FCALL                                      0          
          8      > RETURN                                                   1

Function test1:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/NtVrI
function name:  test1
number of ops:  7
compiled vars:  !0 = $unset, !1 = $bar
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV_INIT                                        !0      <false>
    6     1        BIND_STATIC                                              !1
    7     2        PRE_INC                                                  !1
    8     3        CONCAT                                           ~3      !1, '+'
          4        ECHO                                                     ~3
   13     5        UNSET_CV                                                 !1
   24     6      > RETURN                                                   null

End of function test1

Generated using Vulcan Logic Dumper, using php 8.0.0

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