(PHP 5 <= 5.1.1)
DirectoryIterator::isLink — Returns true if file is symbolic link
本函数暂无文档，仅有参数列表。
Checks if the current element is a symbolic link.
This function has no parameters.
TRUE if the entry is a symbolic link, otherwise FALSE
Example #1 A DirectoryIterator::isLink example
This example contains a recursive function for removing a directory tree.
<?php
/**
* This function will recursively delete all files in the given path, without
* following symlinks.
*
* @param string $path Path to the directory to remove.
*/
function removeDir($path) {
$dir = new DirectoryIterator($path);
foreach ($dir as $fileinfo) {
if ($fileinfo->isFile() || $fileinfo->isSymlink()) {
unlink($fileinfo->getPathName());
} elseif (!$fileinfo->isDot() && $fileinfo->isDir()) {
removeDir($fileinfo->getPathName());
}
}
rmdir($path);
}
removeDir('foo');
?>