3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d=5; $num=1; for($a=1;$a<=$d;$a++) { for($b=0;$b<=$c;$b++) { echo " "; $num++; } echo " "; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 13
Branch analysis from position: 13
2 jumps found. (Code = 44) Position 1 = 15, Position 2 = 4
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 6
Branch analysis from position: 11
2 jumps found. (Code = 44) Position 1 = 15, Position 2 = 4
Branch analysis from position: 15
Branch analysis from position: 4
Branch analysis from position: 6
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 6
Branch analysis from position: 11
Branch analysis from position: 6
filename:       /in/oMTX9
function name:  (null)
number of ops:  16
compiled vars:  !0 = $d, !1 = $num, !2 = $a, !3 = $b, !4 = $c
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                                                      ->13
    7     4    >   ASSIGN                                                   !3, 0
          5      > JMP                                                      ->9
    9     6    >   ECHO                                                     '+'
   10     7        PRE_INC                                                  !1
    7     8        PRE_INC                                                  !3
          9    >   IS_SMALLER_OR_EQUAL                                      !3, !4
         10      > JMPNZ                                                    ~11, ->6
   13    11    >   ECHO                                                     '+'
    5    12        PRE_INC                                                  !2
         13    >   IS_SMALLER_OR_EQUAL                                      !2, !0
         14      > JMPNZ                                                    ~13, ->4
   14    15    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.53 ms | 1385 KiB | 13 Q