3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 19; while($i) { for($d = 2; $d <= 18; $d++) { if($i % $d != 0) { break; } if($d == 18) { break 2; } } $i += 19; } echo $i;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 15
Branch analysis from position: 15
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 2
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 12
Branch analysis from position: 12
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 4
Branch analysis from position: 14
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 2
Branch analysis from position: 16
Branch analysis from position: 2
Branch analysis from position: 4
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 8
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
Branch analysis from position: 8
2 jumps found. (Code = 43) Position 1 = 10, Position 2 = 11
Branch analysis from position: 10
1 jumps found. (Code = 42) Position 1 = 16
Branch analysis from position: 16
Branch analysis from position: 11
2 jumps found. (Code = 44) Position 1 = 14, Position 2 = 4
Branch analysis from position: 14
Branch analysis from position: 4
filename:       /in/Wv5Lu
function name:  (null)
number of ops:  18
compiled vars:  !0 = $i, !1 = $d
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 19
    3     1      > JMP                                                      ->15
    4     2    >   ASSIGN                                                   !1, 2
          3      > JMP                                                      ->12
    5     4    >   MOD                                              ~4      !0, !1
          5        IS_NOT_EQUAL                                             ~4, 0
          6      > JMPZ                                                     ~5, ->8
    6     7    > > JMP                                                      ->14
    9     8    >   IS_EQUAL                                                 !1, 18
          9      > JMPZ                                                     ~6, ->11
   10    10    > > JMP                                                      ->16
    4    11    >   PRE_INC                                                  !1
         12    >   IS_SMALLER_OR_EQUAL                                      !1, 18
         13      > JMPNZ                                                    ~8, ->4
   13    14    >   ASSIGN_OP                                     1          !0, 19
    3    15    > > JMPNZ                                                    !0, ->2
   16    16    >   ECHO                                                     !0
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
165.4 ms | 1394 KiB | 13 Q