3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d=5; $num=1; for($a=1;$a>$d;$a++) { for($b=0;$b>$num;$b++) { $num++; echo " $num"; } } echo " ";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 4
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 11
Branch analysis from position: 11
2 jumps found. (Code = 44) Position 1 = 13, Position 2 = 6
Branch analysis from position: 13
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 4
Branch analysis from position: 16
Branch analysis from position: 4
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 13, Position 2 = 6
Branch analysis from position: 13
Branch analysis from position: 6
filename:       /in/tPgAN
function name:  (null)
number of ops:  18
compiled vars:  !0 = $d, !1 = $num, !2 = $a, !3 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 5
    4     1        ASSIGN                                                   !1, 1
    5     2        ASSIGN                                                   !2, 1
          3      > JMP                                                      ->14
    7     4    >   ASSIGN                                                   !3, 0
          5      > JMP                                                      ->11
    9     6    >   PRE_INC                                                  !1
   10     7        NOP                                                      
          8        FAST_CONCAT                                      ~9      '+', !1
          9        ECHO                                                     ~9
    7    10        PRE_INC                                                  !3
         11    >   IS_SMALLER                                               !1, !3
         12      > JMPNZ                                                    ~11, ->6
    5    13    >   PRE_INC                                                  !2
         14    >   IS_SMALLER                                               !0, !2
         15      > JMPNZ                                                    ~13, ->4
   13    16    >   ECHO                                                     '++'
         17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
147.66 ms | 938 KiB | 14 Q