3v4l.org

run code in 300+ PHP versions simultaneously
<?php $val = 20; while($val != 1922) { $val = mt_rand(0,2000); if($val = 1922) { die("It worked");} } ?>
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
2 jumps found. (Code = 44) Position 1 = 12, Position 2 = 2
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
2 jumps found. (Code = 43) Position 1 = 9, Position 2 = 10
Branch analysis from position: 9
1 jumps found. (Code = 79) Position 1 = -2
Branch analysis from position: 10
filename:       /in/LdjJu
function name:  (null)
number of ops:  13
compiled vars:  !0 = $val
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 20
    4     1      > JMP                                                      ->10
    5     2    >   INIT_FCALL                                               'mt_rand'
          3        SEND_VAL                                                 0
          4        SEND_VAL                                                 2000
          5        DO_ICALL                                         $2      
          6        ASSIGN                                                   !0, $2
    6     7        ASSIGN                                           ~4      !0, 1922
          8      > JMPZ                                                     ~4, ->10
          9    > > EXIT                                                     'It+worked'
    4    10    >   IS_NOT_EQUAL                                             !0, 1922
         11      > JMPNZ                                                    ~5, ->2
    8    12    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
143.85 ms | 1394 KiB | 15 Q