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<?php $testfile = dirname(__FILE__) . '/test.lock'; touch($testfile); $f1 = fopen($testfile, 'r'); echo $f1; echo var_export(flock($f1, LOCK_EX)); $f2 = fopen($testfile, 'r'); echo $f2; echo var_export(flock($f2, LOCK_EX | LOCK_NB));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/nS92E
function name:  (null)
number of ops:  37
compiled vars:  !0 = $testfile, !1 = $f1, !2 = $f2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'dirname'
          1        SEND_VAL                                                 '%2Fin%2FnS92E'
          2        DO_ICALL                                         $3      
          3        CONCAT                                           ~4      $3, '%2Ftest.lock'
          4        ASSIGN                                                   !0, ~4
    4     5        INIT_FCALL                                               'touch'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
    6     8        INIT_FCALL                                               'fopen'
          9        SEND_VAR                                                 !0
         10        SEND_VAL                                                 'r'
         11        DO_ICALL                                         $7      
         12        ASSIGN                                                   !1, $7
    7    13        ECHO                                                     !1
    8    14        INIT_FCALL                                               'var_export'
         15        INIT_FCALL                                               'flock'
         16        SEND_VAR                                                 !1
         17        SEND_VAL                                                 2
         18        DO_ICALL                                         $9      
         19        SEND_VAR                                                 $9
         20        DO_ICALL                                         $10     
         21        ECHO                                                     $10
   10    22        INIT_FCALL                                               'fopen'
         23        SEND_VAR                                                 !0
         24        SEND_VAL                                                 'r'
         25        DO_ICALL                                         $11     
         26        ASSIGN                                                   !2, $11
   11    27        ECHO                                                     !2
   12    28        INIT_FCALL                                               'var_export'
         29        INIT_FCALL                                               'flock'
         30        SEND_VAR                                                 !2
         31        SEND_VAL                                                 6
         32        DO_ICALL                                         $13     
         33        SEND_VAR                                                 $13
         34        DO_ICALL                                         $14     
         35        ECHO                                                     $14
         36      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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