3v4l.org

run code in 300+ PHP versions simultaneously
<?php function myTest() { static $x = 0; echo $x; $x++; } For ($i=0;$i<=40;$i++){ print '/n/r'; myTest(); } ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
2 jumps found. (Code = 44) Position 1 = 8, Position 2 = 2
Branch analysis from position: 8
Branch analysis from position: 2
filename:       /in/eOQnn
function name:  (null)
number of ops:  9
compiled vars:  !0 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    8     0  E >   ASSIGN                                                   !0, 0
          1      > JMP                                                      ->6
    9     2    >   ECHO                                                     '%2Fn%2Fr'
   10     3        INIT_FCALL                                               'mytest'
          4        DO_FCALL                                      0          
    8     5        PRE_INC                                                  !0
          6    >   IS_SMALLER_OR_EQUAL                                      !0, 40
          7      > JMPNZ                                                    ~4, ->2
   15     8    > > RETURN                                                   1

Function mytest:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/eOQnn
function name:  myTest
number of ops:  4
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   BIND_STATIC                                              !0
    4     1        ECHO                                                     !0
    5     2        PRE_INC                                                  !0
    6     3      > RETURN                                                   null

End of function mytest

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
173.92 ms | 1397 KiB | 14 Q