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<?php echo (strpos('CNXXXXXX122334.txt','CN') == 0); echo (strpos('CNXXXXXX122334.txt','XT') == 0); echo (strpos('CNXXXXXX122334.txt','XT') == 1);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/fDoBH
function name:  (null)
number of ops:  19
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   INIT_FCALL                                               'strpos'
          1        SEND_VAL                                                 'CNXXXXXX122334.txt'
          2        SEND_VAL                                                 'CN'
          3        DO_ICALL                                         $0      
          4        IS_EQUAL                                         ~1      $0, 0
          5        ECHO                                                     ~1
    3     6        INIT_FCALL                                               'strpos'
          7        SEND_VAL                                                 'CNXXXXXX122334.txt'
          8        SEND_VAL                                                 'XT'
          9        DO_ICALL                                         $2      
         10        IS_EQUAL                                         ~3      $2, 0
         11        ECHO                                                     ~3
    4    12        INIT_FCALL                                               'strpos'
         13        SEND_VAL                                                 'CNXXXXXX122334.txt'
         14        SEND_VAL                                                 'XT'
         15        DO_ICALL                                         $4      
         16        IS_EQUAL                                         ~5      $4, 1
         17        ECHO                                                     ~5
         18      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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