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<?php define("MAXSIZE", 100); //echo eval("MAXSIZE"); echo constant("MAXSIZE"); class T { public $a; public $b; } $obj = new T(); $cls = get_class($obj); $vars = get_class_vars($cls); //ๅ˜้‡ๅˆ—่กจ var_dump($vars); $str = '{"a":"pa","b":"pb"}'; $obj = json_decode($str,false); //$obj is stdclass $cls = get_class($obj); $vars = get_object_vars($obj); var_dump($vars); function ubb($matche) { if($matche[1]=='img' or $matche[1]=='IMG') return "<img src='".$matche[2]."'/>"; } $img = "img:[img]/sdfcs/sdfsdf/sdfsdf.jpg[/img],[url]http://www.oschina.net/[/url]"; $imghtml=preg_replace_callback('/\[(.*)\](.*)\[\/\1\]/U',ubb,$img); echo $imghtml;
Output for git.master, git.master_jit, rfc.property-hooks
100array(2) { ["a"]=> NULL ["b"]=> NULL } array(2) { ["a"]=> string(2) "pa" ["b"]=> string(2) "pb" } Fatal error: Uncaught Error: Undefined constant "ubb" in /in/lV5qM:36 Stack trace: #0 {main} thrown in /in/lV5qM on line 36
Process exited with code 255.

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