3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n=1; while($n<=10) { echo "($n*2)".'<br>'; $n=$n+1; } ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 2
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 2
Branch analysis from position: 11
Branch analysis from position: 2
filename:       /in/JKdGA
function name:  (null)
number of ops:  12
compiled vars:  !0 = $n
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 1
    3     1      > JMP                                                      ->9
    5     2    >   ROPE_INIT                                     3  ~3      '%28'
          3        ROPE_ADD                                      1  ~3      ~3, !0
          4        ROPE_END                                      2  ~2      ~3, '%2A2%29'
          5        CONCAT                                           ~5      ~2, '%3Cbr%3E'
          6        ECHO                                                     ~5
    6     7        ADD                                              ~6      !0, 1
          8        ASSIGN                                                   !0, ~6
    3     9    >   IS_SMALLER_OR_EQUAL                                      !0, 10
         10      > JMPNZ                                                    ~8, ->2
    8    11    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
166.61 ms | 1384 KiB | 13 Q