iOS 清理緩衝功能實現第一種方法

標籤：

添加一個提示框效果匯入第三方MBProgressHUD

    #import "MBProgressHUD+MJ.h"

/** *  清理緩衝第一種方法 */-(void)clearCache{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 :%lu",[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:nil waitUntilDone:YES];});}-(void)clearCacheSuccess{

　　[MBProgressHUD showSuccess:@"清理完畢"];

    NSLog(@"清理成功");}

 

iOS 清理緩衝功能實現第一種方法