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DirectoryIterator::isLink

(PHP 5, PHP 7)

DirectoryIterator::isLink — Determine if current DirectoryIterator item is a symbolic link

Descrierea

public DirectoryIterator::isLink ( void ) : bool

Determines if the current DirectoryIterator item is a symbolic link.

Parametri

Această funcție nu are parametri.

Valorile întoarse

Returns TRUE if the item is a symbolic link, otherwise FALSE

Exemple

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->isLink()) {
            
unlink($fileinfo->getPathName());
        } elseif (!
$fileinfo->isDot() && $fileinfo->isDir()) {
            
removeDir($fileinfo->getPathName());
        }
    }
    
rmdir($path);
}

removeDir('foo');
?>

A se vedea și

  • DirectoryIterator::getType() - Determine the type of the current DirectoryIterator item
  • DirectoryIterator::isDir() - Determine if current DirectoryIterator item is a directory
  • DirectoryIterator::isDot() - Determine if current DirectoryIterator item is '.' or '..'
  • DirectoryIterator::isFile() - Determine if current DirectoryIterator item is a regular file