PHP Infinite Traversal Directory example

Source: Internet
Author: User

This article mainly introduces the PHP infinite traversal directory example, need friends can refer to the following

Recently in the ability to PHP directory operations, engaged in a directory infinite traversal: The functions used are: Isset () to determine whether a variable defined chdir () to change the current directory to the specified directory.   Opendir () opens the directory.   Readdir () reads the directory. GETCWD ().   Gets the current directory.         We also use the for-if get-pass value: Here is the code: the code is as follows: <?php if (isset ($_get[' id ')) {$s =$_get[' id '];     ChDir ($s); Echo ' is currently in '. GETCWD (), ' <br/> '; $a =opendir ('. '); while ($c =readdir ($a)) {if (Is_dir ($c)) {$w =getcwd ().     $c; echo $c. "     <a href= ' 6.php?id= $w ' > Open </a><br/> ';      else {echo $c. ' <br/> '; }?> Everyone if you have any suggestions can be proposed!! Thank you!!
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