3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr(0, 8, implode('', str_shuffle(array_merge(range(0,9), range('a','z'), range('A','Z')))));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/kn0Y5
function name:  (null)
number of ops:  31
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'substr'
          1        SEND_VAL                                                 0
          2        SEND_VAL                                                 8
          3        INIT_FCALL                                               'implode'
          4        SEND_VAL                                                 ''
          5        INIT_FCALL                                               'str_shuffle'
          6        INIT_FCALL                                               'array_merge'
          7        INIT_FCALL                                               'range'
          8        SEND_VAL                                                 0
          9        SEND_VAL                                                 9
         10        DO_ICALL                                         $0      
         11        SEND_VAR                                                 $0
    3    12        INIT_FCALL                                               'range'
         13        SEND_VAL                                                 'a'
         14        SEND_VAL                                                 'z'
         15        DO_ICALL                                         $1      
         16        SEND_VAR                                                 $1
         17        INIT_FCALL                                               'range'
         18        SEND_VAL                                                 'A'
         19        SEND_VAL                                                 'Z'
         20        DO_ICALL                                         $2      
         21        SEND_VAR                                                 $2
         22        DO_ICALL                                         $3      
         23        SEND_VAR                                                 $3
         24        DO_ICALL                                         $4      
         25        SEND_VAR                                                 $4
         26        DO_ICALL                                         $5      
         27        SEND_VAR                                                 $5
         28        DO_ICALL                                         $6      
         29        ECHO                                                     $6
         30      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.07 ms | 1395 KiB | 23 Q