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<?php $vlink_url = 'https://www.youtube.com/watch?v=sTSA_sWGM44'; $query = parse_url($vlink_url, PHP_URL_QUERY); parse_str($query, $output); var_dump($output); //$videoId = $output['v'] ?? null; //$videoId = isset($output['v'])? $output['v'] : null; $videoId = null; if(isset($output['v'])){ $videoId = $output['v']; } echo 'final result: ' . $videoId;
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 18
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 18
filename:       /in/3fQWA
function name:  (null)
number of ops:  21
compiled vars:  !0 = $vlink_url, !1 = $query, !2 = $output, !3 = $videoId
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DsTSA_sWGM44'
    4     1        INIT_FCALL                                               'parse_url'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 6
          4        DO_ICALL                                         $5      
          5        ASSIGN                                                   !1, $5
    5     6        INIT_FCALL                                               'parse_str'
          7        SEND_VAR                                                 !1
          8        SEND_REF                                                 !2
          9        DO_ICALL                                                 
    7    10        INIT_FCALL                                               'var_dump'
         11        SEND_VAR                                                 !2
         12        DO_ICALL                                                 
   11    13        ASSIGN                                                   !3, null
   12    14        ISSET_ISEMPTY_DIM_OBJ                         0          !2, 'v'
         15      > JMPZ                                                     ~10, ->18
   13    16    >   FETCH_DIM_R                                      ~11     !2, 'v'
         17        ASSIGN                                                   !3, ~11
   16    18    >   CONCAT                                           ~13     'final+result%3A+', !3
         19        ECHO                                                     ~13
   17    20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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