DirectoryIterator::isFile
(PHP 5, PHP 7)
DirectoryIterator::isFile — Determine if current DirectoryIterator item is a regular file
说明
public DirectoryIterator::isFile
( void
) : bool
Determines if the current DirectoryIterator item is a regular file.
参数
此函数没有参数。
返回值
Returns TRUE if the file exists and is a regular file
(not a link or dir),
otherwise FALSE
范例
Example #1 DirectoryIterator::isFile() example
This example will list all regular files in the directory containing the script.
<?php
$iterator = new DirectoryIterator(dirname(__FILE__));
foreach ($iterator as $fileinfo) {
if ($fileinfo->isFile()) {
echo $fileinfo->getFilename() . "\n";
}
}
?>
以上例程的输出类似于：
apple.jpg banana.jpg example.php pears.jpg
参见
- 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::isLink() - Determine if current DirectoryIterator item is a symbolic link