摘要: NSString *str = @" this is a test . "; 去掉两端的空格 str = [str stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]; 去掉多余的空格 阅读全文
posted @ 2022-04-15 14:11 brave-sailor 阅读(1323) 评论(0) 推荐(0) 编辑