(PHP 5 >= 5.3.0, PHP 7, PHP 8)
GlobIterator::__construct — Construct a directory using glob
$pattern, int $flags = FilesystemIterator::KEY_AS_PATHNAME | FilesystemIterator::CURRENT_AS_FILEINFO)Constructs a new directory iterator from a glob expression.
patternA glob() pattern.
flagsOption flags, the flags may be a bitmask of the FilesystemIterator constants.
Throws an UnexpectedValueException
if the directory does not exist.
Throws a ValueError
if the directory is an empty string.
| 版本 | 说明 |
|---|---|
| 8.0.0 |
Now throws a ValueError if
directory is an empty string;
previously it threw a RuntimeException.
|
示例 #1 GlobIterator example
<?php
$iterator = new GlobIterator('*.dll', FilesystemIterator::KEY_AS_FILENAME);
if (!$iterator->count()) {
echo 'No matches';
} else {
$n = 0;
printf("Matched %d item(s)\r\n", $iterator->count());
foreach ($iterator as $item) {
printf("[%d] %s\r\n", ++$n, $iterator->key());
}
}
?>以上示例的输出类似于：
Matched 2 item(s) [1] php5ts.dll [2] php_gd2.dll