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82 lines
1.8 KiB
82 lines
1.8 KiB
<?php
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/**
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* Created by PhpStorm.
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* User: Wind
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* Date: 2017/10/25
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* Time: 13:46
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*/
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$test_data = [
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['id' => 0, 'name' => 'A'],
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['id' => 1, 'name' => 'a', 'pid' => 0],
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['id' => 2, 'name' => 'b', 'pid' => 1],
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['id' => 3, 'name' => 'c', 'pid' => 1],
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['id' => 4, 'name' => 'd', 'pid' => 0],
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['id' => 5, 'name' => 'e', 'pid' => 4],
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];
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function m_tree($arr, $pid = 0)
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{
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$tree = [];
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foreach ($arr as $tmp) {
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if (!isset($tmp['pid'])) {
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$tree[] = $tmp;
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} elseif($tmp['pid'] == $pid){
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$tree[$pid][$tmp['id']] = $tmp;
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} /*else {
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if ($tmp['pid'] > $pid)
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$tree[$pid][] = m_tree($arr, $tmp['pid']);
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}*/
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}
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return $tree;
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}
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echo '<pre>';
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print_r(m_tree($test_data));
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echo '</pre>';
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die;
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function tree($directory)
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{
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$mydir = dir($directory);
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echo "<ul>\n";
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while ($file = $mydir->read()) {
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if ($directory == '/') {
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$child = $directory . $file;
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} else {
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$child = "$directory/$file";
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}
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if ((is_dir($child)) AND ($file != ".") AND ($file != "..") AND ($file != '$RECYCLE.BIN') AND ($file != 'System Volume Information')) {
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var_dump("directory: " . $child);
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echo "<li><font color=\"#ff00cc\"><b>$file</b></font></li>\n";
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tree($child);
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} else
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echo "<li>$file</li>\n";
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}
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echo "</ul>\n";
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$mydir->close();
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}
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function getChmod($filepath)
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{
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return substr(base_convert(@fileperms($filepath), 10, 8), -4);
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}
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$dirs = tree('/');
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var_dump($dirs);
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var_dump(is_writable('/test'));
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$perms = getChmod('/test/');
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var_dump(fileperms('/test'));
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var_dump(scandir('/'));
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var_dump($_SERVER['DOCUMENT_ROOT']);
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chdir('d:/www');
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var_dump(scandir('/'));
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echo getcwd();
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