Syntax:

void FilesystemIterator::setFlags (int $flags)

Parameters:This function takes one parameter $flags,which contains the processing flags to set.Return value:this function is not returns no value.The following programs illustrate the FilesystemIterator::setFlags() function in PHP:Program 1:  
/ / Create a new file system iterator $fileItr = new FilesystemIterator (__ DIR__, FilesystemIterator::CURRENT_AS_PA THNAME);  
// Set flags $fileItr -> setFlags (FilesystemIterator::KEY_AS_FILENAME);  
// Get the flag $flag = $fileItr -> getFlags();  
// Show flag var_dump ( $flag );  
?> Exit:

int (256 )

Program 2:  
// Create a new file system iterator $fileItr = new FilesystemIterator (__ DIR__, FilesystemIterator::CURRENT_AS_PATHNAME);  
// Set flag $fileItr -> setFlags (FilesystemIterator::CURRENT_AS_SELF);  
// Get the flag $flag = $fileItr -> getFlags();  
// Show flag var_dump ( $flag );  
?> Exit:

int (16 )

Link: https://www.php.net /manual/en/filesystemiterator.setflags.php