摘要: // 文件大小格式化显示 - (NSString *)convert_FileSize:(long long)file_size { long kb = 1024; long mb = kb * 1024; long gb = mb * 1024; if (file_size >= gb) { re 阅读全文
posted @ 2022-01-19 17:58 CH520 阅读(52) 评论(0) 推荐(0) 编辑