Basic example how to access file attributes in Cocoa

FileAttributes.m

//
// FileAttributes.m
//
// Coded by Stefan Vogt. 
// Released under the FreeBSD license.
// http://www.byteproject.net
// 

NSFileManager *fileManager = [[NSFileManager alloc] init];
	
	// Get the file URL and convert it to a path (NSString).
	NSURL    *myFileURL  = [self fileURL];
	NSString *myFilePath = [myFileURL path];
	
	// Get the file attributes.
	NSDate   *creationDate = [[fileManager attributesOfItemAtPath:myFilePath error:nil] fileCreationDate];
	NSDate   *modDate      = [[fileManager attributesOfItemAtPath:myFilePath error:nil] fileModificationDate];
	NSNumber *fSize        = [NSNumber numberWithInt:([[fileManager attributesOfItemAtPath:myFilePath error:nil] fileSize])];
	
	NSLog(@"Creation Date: %@", creationDate);
	NSLog(@"Modification Date: %@", modDate);
	NSLog(@"File size: %@ bytes", fSize);