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run code in 300+ PHP versions simultaneously
<?php $chars = array(0,1,2,3,4,5,6,7,8,9,'A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'); $serial = ''; $max = count($chars)-1; for($j=0;$j<5000;$j++){ for($i=0;$i<12;$i++){ $serial .= (!($i % 3) && $i ? '-' : '').$chars[rand(0, $max)]; } echo $serial.PHP_EOL; $serial = ''; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 31
Branch analysis from position: 31
2 jumps found. (Code = 44) Position 1 = 33, Position 2 = 7
Branch analysis from position: 33
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 25
Branch analysis from position: 25
2 jumps found. (Code = 44) Position 1 = 27, Position 2 = 9
Branch analysis from position: 27
2 jumps found. (Code = 44) Position 1 = 33, Position 2 = 7
Branch analysis from position: 33
Branch analysis from position: 7
Branch analysis from position: 9
2 jumps found. (Code = 46) Position 1 = 12, Position 2 = 13
Branch analysis from position: 12
2 jumps found. (Code = 43) Position 1 = 14, Position 2 = 16
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 17
Branch analysis from position: 17
2 jumps found. (Code = 44) Position 1 = 27, Position 2 = 9
Branch analysis from position: 27
Branch analysis from position: 9
Branch analysis from position: 16
2 jumps found. (Code = 44) Position 1 = 27, Position 2 = 9
Branch analysis from position: 27
Branch analysis from position: 9
Branch analysis from position: 13
filename:       /in/5cMJD
function name:  (null)
number of ops:  34
compiled vars:  !0 = $chars, !1 = $serial, !2 = $max, !3 = $j, !4 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        ASSIGN                                                   !1, ''
    4     2        COUNT                                            ~7      !0
          3        SUB                                              ~8      ~7, 1
          4        ASSIGN                                                   !2, ~8
    5     5        ASSIGN                                                   !3, 0
          6      > JMP                                                      ->31
    6     7    >   ASSIGN                                                   !4, 0
          8      > JMP                                                      ->25
    7     9    >   MOD                                              ~12     !4, 3
         10        BOOL_NOT                                         ~13     ~12
         11      > JMPZ_EX                                          ~13     ~13, ->13
         12    >   BOOL                                             ~13     !4
         13    > > JMPZ                                                     ~13, ->16
         14    >   QM_ASSIGN                                        ~14     '-'
         15      > JMP                                                      ->17
         16    >   QM_ASSIGN                                        ~14     ''
         17    >   INIT_FCALL                                               'rand'
         18        SEND_VAL                                                 0
         19        SEND_VAR                                                 !2
         20        DO_ICALL                                         $15     
         21        FETCH_DIM_R                                      ~16     !0, $15
         22        CONCAT                                           ~17     ~14, ~16
         23        ASSIGN_OP                                     8          !1, ~17
    6    24        PRE_INC                                                  !4
         25    >   IS_SMALLER                                               !4, 12
         26      > JMPNZ                                                    ~20, ->9
    9    27    >   CONCAT                                           ~21     !1, '%0A'
         28        ECHO                                                     ~21
   10    29        ASSIGN                                                   !1, ''
    5    30        PRE_INC                                                  !3
         31    >   IS_SMALLER                                               !3, 5000
         32      > JMPNZ                                                    ~24, ->7
   11    33    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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134.81 ms | 1400 KiB | 15 Q