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<?php $a = "\n"; echo sha1($a)."\n"; $b = "\n "; echo sha1($b)."\n"; echo "111111111111111111\n"; $a = "\x34\x32\x2E"; echo $a."\n"; echo sha1($a)."\n"; echo strlen($a)."\n"; var_dump($a=="42")."\n"; $b = '\x34\x32\x2E'; echo $b."\n"; echo strlen($b)."\n"; var_dump($b=="42")."\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/L9d3c
function name:  (null)
number of ops:  43
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%0A'
    3     1        INIT_FCALL                                               'sha1'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $3      
          4        CONCAT                                           ~4      $3, '%0A'
          5        ECHO                                                     ~4
    4     6        ASSIGN                                                   !1, '%0A+'
    5     7        INIT_FCALL                                               'sha1'
          8        SEND_VAR                                                 !1
          9        DO_ICALL                                         $6      
         10        CONCAT                                           ~7      $6, '%0A'
         11        ECHO                                                     ~7
    7    12        ECHO                                                     '111111111111111111%0A'
    9    13        ASSIGN                                                   !0, '42.'
   10    14        CONCAT                                           ~9      !0, '%0A'
         15        ECHO                                                     ~9
   11    16        INIT_FCALL                                               'sha1'
         17        SEND_VAR                                                 !0
         18        DO_ICALL                                         $10     
         19        CONCAT                                           ~11     $10, '%0A'
         20        ECHO                                                     ~11
   12    21        STRLEN                                           ~12     !0
         22        CONCAT                                           ~13     ~12, '%0A'
         23        ECHO                                                     ~13
   13    24        INIT_FCALL                                               'var_dump'
         25        IS_EQUAL                                         ~14     !0, '42'
         26        SEND_VAL                                                 ~14
         27        DO_ICALL                                         $15     
         28        CONCAT                                           ~16     $15, '%0A'
         29        FREE                                                     ~16
   15    30        ASSIGN                                                   !1, '%5Cx34%5Cx32%5Cx2E'
   16    31        CONCAT                                           ~18     !1, '%0A'
         32        ECHO                                                     ~18
   17    33        STRLEN                                           ~19     !1
         34        CONCAT                                           ~20     ~19, '%0A'
         35        ECHO                                                     ~20
   18    36        INIT_FCALL                                               'var_dump'
         37        IS_EQUAL                                         ~21     !1, '42'
         38        SEND_VAL                                                 ~21
         39        DO_ICALL                                         $22     
         40        CONCAT                                           ~23     $22, '%0A'
         41        FREE                                                     ~23
         42      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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