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<?php $ref = new ReflectionFunction('strpos'); $params = $ref->getParameters(); $param = end($params); var_dump($param->isOptional(), $param->isDefaultValueAvailable()); if ($param->isDefaultValueAvailable()) { var_dump($param->getDefaultValue()); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 22, Position 2 = 27
Branch analysis from position: 22
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 27
filename:       /in/IEIjD
function name:  (null)
number of ops:  28
compiled vars:  !0 = $ref, !1 = $params, !2 = $param
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $3      'ReflectionFunction'
          1        SEND_VAL_EX                                              'strpos'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $3
    4     4        INIT_METHOD_CALL                                         !0, 'getParameters'
          5        DO_FCALL                                      0  $6      
          6        ASSIGN                                                   !1, $6
    5     7        INIT_FCALL                                               'end'
          8        SEND_REF                                                 !1
          9        DO_ICALL                                         $8      
         10        ASSIGN                                                   !2, $8
    7    11        INIT_FCALL                                               'var_dump'
         12        INIT_METHOD_CALL                                         !2, 'isOptional'
         13        DO_FCALL                                      0  $10     
         14        SEND_VAR                                                 $10
         15        INIT_METHOD_CALL                                         !2, 'isDefaultValueAvailable'
         16        DO_FCALL                                      0  $11     
         17        SEND_VAR                                                 $11
         18        DO_ICALL                                                 
    8    19        INIT_METHOD_CALL                                         !2, 'isDefaultValueAvailable'
         20        DO_FCALL                                      0  $13     
         21      > JMPZ                                                     $13, ->27
    9    22    >   INIT_FCALL                                               'var_dump'
         23        INIT_METHOD_CALL                                         !2, 'getDefaultValue'
         24        DO_FCALL                                      0  $14     
         25        SEND_VAR                                                 $14
         26        DO_ICALL                                                 
   10    27    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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