iOS清理缓存

在按钮点击触发事件添加下面按钮即可！

dispatch_async(

dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0)

, ^{

NSString *cachPath = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory,NSUserDomainMask, YES) objectAtIndex:0];

NSArray *files = [[NSFileManager defaultManager] subpathsAtPath:cachPath];

NSLog(@"files :%d",[files count]);

for (NSString *p in files) {

NSError *error;

NSString *path = [cachPath stringByAppendingPathComponent:p];

if ([[NSFileManager defaultManager] fileExistsAtPath:path]) {

[[NSFileManager defaultManager] removeItemAtPath:path error:&error];

}

}

[self performSelectorOnMainThread:@selector(clearCacheSuccess) withObject:nilwaitUntilDone:YES];});

-(void)clearCacheSuccess

{

NSLog(@"清理成功");

}

原文来之 http://blog.csdn.net/daiyelang/article/details/30068351