清除SDImageCache的缓存
- (void)showInfo{ NSDirectoryEnumerator *fileEnumerator = [[NSFileManager defaultManager] enumeratorAtPath:diskCachePath]; int i = 0; float total = 0.0f; NSNumberFormatter *numberFormatter =[[NSNumberFormatter alloc] init]; [numberFormatter setPositiveFormat: @"#,##0.## bytes"]; for (NSString *fileName in fileEnumerator){ NSLog(@"filename %d : %@", i, fileName); NSString *filePath = [diskCachePath stringByAppendingPathComponent:fileName]; NSDictionary *attrs = [[NSFileManager defaultManager] attributesOfItemAtPath:filePath error:nil]; if (attrs) { //获取文件的字节大小 NSNumber *fileSize = (NSNumber*)[attrs objectForKey: NSFileSize]; total = [fileSize floatValue] + total; //格式化文件大小 NSString *A = [numberFormatter stringFromNumber: fileSize]; NSLog(@"filesize %d : %@", i, A); } ++i; } NSLog(@"%f bytes (%f M) in cache", total, total / 1024.0 / 1024.0); [numberFormatter release];}
SDImageCache *cache = [SDImageCachesharedImageCache];
? ? ? ? ? ? NSLog(@"cache 位置: %@", [cache getDiskCachePath]);
? ? ? ? ? ? [cache clearDisk];
? ? ? ? ? ? [cache clearMemory];
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