3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=1;$b=2; $result; if($y=$a>$b){$result='true';} else{$result='false';} if($y>0||$y=$a)$y=$b; echo 'result:'.$result."\n"; echo 'output:'.$y;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 7
Branch analysis from position: 5
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
2 jumps found. (Code = 47) Position 1 = 10, Position 2 = 12
Branch analysis from position: 10
2 jumps found. (Code = 43) Position 1 = 13, Position 2 = 14
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 14
Branch analysis from position: 12
Branch analysis from position: 7
2 jumps found. (Code = 47) Position 1 = 10, Position 2 = 12
Branch analysis from position: 10
Branch analysis from position: 12
filename:       /in/FR29c
function name:  (null)
number of ops:  20
compiled vars:  !0 = $a, !1 = $b, !2 = $result, !3 = $y
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 1
          1        ASSIGN                                                   !1, 2
    5     2        IS_SMALLER                                       ~6      !1, !0
          3        ASSIGN                                           ~7      !3, ~6
          4      > JMPZ                                                     ~7, ->7
          5    >   ASSIGN                                                   !2, 'true'
          6      > JMP                                                      ->8
    6     7    >   ASSIGN                                                   !2, 'false'
    8     8    >   IS_SMALLER                                       ~10     0, !3
          9      > JMPNZ_EX                                         ~10     ~10, ->12
         10    >   ASSIGN                                           ~11     !3, !0
         11        BOOL                                             ~10     ~11
         12    > > JMPZ                                                     ~10, ->14
         13    >   ASSIGN                                                   !3, !1
   10    14    >   CONCAT                                           ~13     'result%3A', !2
         15        CONCAT                                           ~14     ~13, '%0A'
         16        ECHO                                                     ~14
   11    17        CONCAT                                           ~15     'output%3A', !3
         18        ECHO                                                     ~15
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
148.59 ms | 1394 KiB | 13 Q