(PHP 5 >= 5.1.0, PHP 7, PHP 8)
RecursiveDirectoryIterator::getSubPath — Get sub path
Returns the sub path relative to the directory given in the constructor.
此函数没有参数。
The sub path.
示例 #1 getSubPath() example
$directory = '/tmp';
$it = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($directory));
foreach ($it as $file) {
echo 'SubPathName: ' . $it->getSubPathName() . "\n";
echo 'SubPath: ' . $it->getSubPath() . "\n\n";
}以上示例的输出类似于：
SubPathName: fruit/apple.xml
SubPath: fruit
SubPathName: stuff.xml
SubPath:
SubPathName: veggies/carrot.xml
SubPath: veggies