3v4l.org

run code in 300+ PHP versions simultaneously
<?php function wp_is_stream( $path ) { if ( false === strpos( $path, '://' ) ) { // $path isn't a stream return false; } $wrappers = stream_get_wrappers(); $wrappers = array_map( 'preg_quote', $wrappers ); $wrappers_re = '(' . join( '|', $wrappers ) . ')'; return preg_match( "!^$wrappers_re://!", $path ) === 1; } function wp_is_stream2( $path ) { $scheme_separator = strpos( $path, '://' ); if ( false === $scheme_separator ) { // $path isn't a stream return false; } $stream = substr( $path, 0, $scheme_separator ); return in_array( $stream, stream_get_wrappers(), true ); } print( "Testing:\n" ); $tests = [ 'test', 'php://test', 'http://test', 'unknown://test', '://', 'unknown://php://test', ]; foreach ( $tests as $test ) { printf( "%-20s - wp_is_stream() => %-5s - wp_is_stream2() => %s\n", $test, wp_is_stream( $test ) ? 'true' : 'false', wp_is_stream2( $test ) ? 'true' : 'false' ); } $test_stream = 'php://test/stream'; $iterations = 1000000; $wp_start = microtime( true ); for( $i = 0; $i < $iterations; $i++ ) { $result = wp_is_stream( $test_stream ); } $wp_end = microtime( true ); $wp_start2 = microtime( true ); for( $i = 0; $i < $iterations; $i++ ) { $result = wp_is_stream2( $test_stream ); } $wp_end2 = microtime( true ); $wp_time = $wp_end - $wp_start; $wp_time2 = $wp_end2 - $wp_start2; print( "\nBenchmarking:\n" ); printf( "wp_is_stream() => %f seconds for %d iterations\n" . "wp_is_stream2() => %f seconds for %d iterations\n", $wp_time, $iterations, $wp_time2, $iterations ); printf( "Refactor improved execution time by %d percent.\n", ( $wp_time - $wp_time2 ) / $wp_time * 100 );

Abusive script

This script was stopped while abusing our resources

Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 25
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 25
Branch analysis from position: 4
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
2 jumps found. (Code = 43) Position 1 = 19, Position 2 = 21
Branch analysis from position: 19
1 jumps found. (Code = 42) Position 1 = 22
Branch analysis from position: 22
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 21
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 13
2 jumps found. (Code = 43) Position 1 = 19, Position 2 = 21
Branch analysis from position: 19
Branch analysis from position: 21
Branch analysis from position: 25
1 jumps found. (Code = 42) Position 1 = 39
Branch analysis from position: 39
2 jumps found. (Code = 44) Position 1 = 41, Position 2 = 34
Branch analysis from position: 41
1 jumps found. (Code = 42) Position 1 = 56
Branch analysis from position: 56
2 jumps found. (Code = 44) Position 1 = 58, Position 2 = 51
Branch analysis from position: 58
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 51
2 jumps found. (Code = 44) Position 1 = 58, Position 2 = 51
Branch analysis from position: 58
Branch analysis from position: 51
Branch analysis from position: 34
2 jumps found. (Code = 44) Position 1 = 41, Position 2 = 34
Branch analysis from position: 41
Branch analysis from position: 34
Branch analysis from position: 25
filename:       /in/BTHk0
function name:  (null)
number of ops:  82
compiled vars:  !0 = $tests, !1 = $test, !2 = $test_stream, !3 = $iterations, !4 = $wp_start, !5 = $i, !6 = $result, !7 = $wp_end, !8 = $wp_start2, !9 = $wp_end2, !10 = $wp_time, !11 = $wp_time2
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   29     0  E >   ECHO                                                     'Testing%3A%0A'
   31     1        ASSIGN                                                   !0, <array>
   40     2      > FE_RESET_R                                       $13     !0, ->25
          3    > > FE_FETCH_R                                               $13, !1, ->25
   41     4    >   INIT_FCALL                                               'printf'
   42     5        SEND_VAL                                                 '%25-20s+-+wp_is_stream%28%29+%3D%3E+%25-5s+-+wp_is_stream2%28%29+%3D%3E+%25s%0A'
   43     6        SEND_VAR                                                 !1
   44     7        INIT_FCALL                                               'wp_is_stream'
          8        SEND_VAR                                                 !1
          9        DO_FCALL                                      0  $14     
         10      > JMPZ                                                     $14, ->13
         11    >   QM_ASSIGN                                        ~15     'true'
         12      > JMP                                                      ->14
         13    >   QM_ASSIGN                                        ~15     'false'
         14    >   SEND_VAL                                                 ~15
   45    15        INIT_FCALL                                               'wp_is_stream2'
         16        SEND_VAR                                                 !1
         17        DO_FCALL                                      0  $16     
         18      > JMPZ                                                     $16, ->21
         19    >   QM_ASSIGN                                        ~17     'true'
         20      > JMP                                                      ->22
         21    >   QM_ASSIGN                                        ~17     'false'
         22    >   SEND_VAL                                                 ~17
   41    23        DO_ICALL                                                 
   40    24      > JMP                                                      ->3
         25    >   FE_FREE                                                  $13
   49    26        ASSIGN                                                   !2, 'php%3A%2F%2Ftest%2Fstream'
   50    27        ASSIGN                                                   !3, 1000000
   52    28        INIT_FCALL                                               'microtime'
         29        SEND_VAL                                                 <true>
         30        DO_ICALL                                         $21     
         31        ASSIGN                                                   !4, $21
   53    32        ASSIGN                                                   !5, 0
         33      > JMP                                                      ->39
   54    34    >   INIT_FCALL                                               'wp_is_stream'
         35        SEND_VAR                                                 !2
         36        DO_FCALL                                      0  $24     
         37        ASSIGN                                                   !6, $24
   53    38        PRE_INC                                                  !5
         39    >   IS_SMALLER                                               !5, !3
         40      > JMPNZ                                                    ~27, ->34
   56    41    >   INIT_FCALL                                               'microtime'
         42        SEND_VAL                                                 <true>
         43        DO_ICALL                                         $28     
         44        ASSIGN                                                   !7, $28
   58    45        INIT_FCALL                                               'microtime'
         46        SEND_VAL                                                 <true>
         47        DO_ICALL                                         $30     
         48        ASSIGN                                                   !8, $30
   59    49        ASSIGN                                                   !5, 0
         50      > JMP                                                      ->56
   60    51    >   INIT_FCALL                                               'wp_is_stream2'
         52        SEND_VAR                                                 !2
         53        DO_FCALL                                      0  $33     
         54        ASSIGN                                                   !6, $33
   59    55        PRE_INC                                                  !5
         56    >   IS_SMALLER                                               !5, !3
         57      > JMPNZ                                                    ~36, ->51
   62    58    >   INIT_FCALL                                               'microtime'
         59        SEND_VAL                                                 <true>
         60        DO_ICALL                                         $37     
         61        ASSIGN                                                   !9, $37
   64    62        SUB                                              ~39     !7, !4
         63        ASSIGN                                                   !10, ~39
   65    64        SUB                                              ~41     !9, !8
         65        ASSIGN                                                   !11, ~41
   67    66        ECHO                                                     '%0ABenchmarking%3A%0A'
   68    67        INIT_FCALL                                               'printf'
   70    68        SEND_VAL                                                 'wp_is_stream%28%29++%3D%3E+%25f+seconds+for+%25d+iterations%0Awp_is_stream2%28%29+%3D%3E+%25f+seconds+for+%25d+iterations%0A'
   71    69        SEND_VAR                                                 !10
   72    70        SEND_VAR                                                 !3
   73    71        SEND_VAR                                                 !11
   74    72        SEND_VAR                                                 !3
   68    73        DO_ICALL                                                 
   76    74        INIT_FCALL                                               'printf'
   77    75        SEND_VAL                                                 'Refactor+improved+execution+time+by+%25d+percent.%0A'
   78    76        SUB                                              ~44     !10, !11
         77        DIV                                              ~45     ~44, !10
         78        MUL                                              ~46     ~45, 100
         79        SEND_VAL                                                 ~46
   76    80        DO_ICALL                                                 
   79    81      > RETURN                                                   1

Function wp_is_stream:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 8
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BTHk0
function name:  wp_is_stream
number of ops:  33
compiled vars:  !0 = $path, !1 = $wrappers, !2 = $wrappers_re
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        INIT_FCALL                                               'strpos'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 '%3A%2F%2F'
          4        DO_ICALL                                         $3      
          5        TYPE_CHECK                                    4          $3
          6      > JMPZ                                                     ~4, ->8
    6     7    > > RETURN                                                   <false>
    9     8    >   INIT_FCALL                                               'stream_get_wrappers'
          9        DO_ICALL                                         $5      
         10        ASSIGN                                                   !1, $5
   10    11        INIT_FCALL                                               'array_map'
         12        SEND_VAL                                                 'preg_quote'
         13        SEND_VAR                                                 !1
         14        DO_ICALL                                         $7      
         15        ASSIGN                                                   !1, $7
   11    16        INIT_FCALL                                               'join'
         17        SEND_VAL                                                 '%7C'
         18        SEND_VAR                                                 !1
         19        DO_ICALL                                         $9      
         20        CONCAT                                           ~10     '%28', $9
         21        CONCAT                                           ~11     ~10, '%29'
         22        ASSIGN                                                   !2, ~11
   13    23        INIT_FCALL                                               'preg_match'
         24        ROPE_INIT                                     3  ~14     '%21%5E'
         25        ROPE_ADD                                      1  ~14     ~14, !2
         26        ROPE_END                                      2  ~13     ~14, '%3A%2F%2F%21'
         27        SEND_VAL                                                 ~13
         28        SEND_VAR                                                 !0
         29        DO_ICALL                                         $16     
         30        IS_IDENTICAL                                     ~17     $16, 1
         31      > RETURN                                                   ~17
   14    32*     > RETURN                                                   null

End of function wp_is_stream

Function wp_is_stream2:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 9
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/BTHk0
function name:  wp_is_stream2
number of ops:  24
compiled vars:  !0 = $path, !1 = $scheme_separator, !2 = $stream
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   16     0  E >   RECV                                             !0      
   17     1        INIT_FCALL                                               'strpos'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 '%3A%2F%2F'
          4        DO_ICALL                                         $3      
          5        ASSIGN                                                   !1, $3
   19     6        TYPE_CHECK                                    4          !1
          7      > JMPZ                                                     ~5, ->9
   21     8    > > RETURN                                                   <false>
   24     9    >   INIT_FCALL                                               'substr'
         10        SEND_VAR                                                 !0
         11        SEND_VAL                                                 0
         12        SEND_VAR                                                 !1
         13        DO_ICALL                                         $6      
         14        ASSIGN                                                   !2, $6
   26    15        INIT_FCALL                                               'in_array'
         16        SEND_VAR                                                 !2
         17        INIT_FCALL                                               'stream_get_wrappers'
         18        DO_ICALL                                         $8      
         19        SEND_VAR                                                 $8
         20        SEND_VAL                                                 <true>
         21        DO_ICALL                                         $9      
         22      > RETURN                                                   $9
   27    23*     > RETURN                                                   null

End of function wp_is_stream2

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
144.86 ms | 1025 KiB | 26 Q