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<?php // https://stackoverflow.com/questions/25573743/can-crc32c-ever-return-to-0#25576636 var_dump(hash('crc32c', hex2bin('ab9be09b'))); var_dump((bool) hash('crc32c', hex2bin('ab9be09b')));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Bo2AT
function name:  (null)
number of ops:  22
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   INIT_FCALL                                               'var_dump'
          1        INIT_FCALL                                               'hash'
          2        SEND_VAL                                                 'crc32c'
          3        INIT_FCALL                                               'hex2bin'
          4        SEND_VAL                                                 'ab9be09b'
          5        DO_ICALL                                         $0      
          6        SEND_VAR                                                 $0
          7        DO_ICALL                                         $1      
          8        SEND_VAR                                                 $1
          9        DO_ICALL                                                 
    6    10        INIT_FCALL                                               'var_dump'
         11        INIT_FCALL                                               'hash'
         12        SEND_VAL                                                 'crc32c'
         13        INIT_FCALL                                               'hex2bin'
         14        SEND_VAL                                                 'ab9be09b'
         15        DO_ICALL                                         $3      
         16        SEND_VAR                                                 $3
         17        DO_ICALL                                         $4      
         18        BOOL                                             ~5      $4
         19        SEND_VAL                                                 ~5
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
143.18 ms | 1001 KiB | 16 Q