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<?php $num = "\x80\x00"; $bigEndian = unpack("v", $num); var_dump($bigEndian);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/1dDvZ
function name:  (null)
number of ops:  10
compiled vars:  !0 = $num, !1 = $bigEndian
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%80%00'
    3     1        INIT_FCALL                                               'unpack'
          2        SEND_VAL                                                 'v'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
    4     6        INIT_FCALL                                               'var_dump'
          7        SEND_VAR                                                 !1
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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