August 2021
Intermediate to advanced
450 pages
9h 36m
Chinese
Content preview from C++程序设计：原理与实践（基础篇）（原书第2版）Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
思考题
1.为什么I/O对于程序员来说比较棘手？
2.符号<<hex的作用是什么？
3.十六进制数在计算机科学中的作用是什么？为什么？
4.为你想实现的几个整数输出格式化选项命名。
5.操纵符是什么？
6.十进制数的前缀是什么？八进制呢？十六进制呢？
7.浮点数值的默认输出格式是哪种？
8.什么是域？
9.解释setprecision（）和setw（）的作用。
10.文件打开模式的目的是什么？
11.下面哪个操纵符不是持久的：hex、scientific、setprecision（）、showbase、setw？
12.字符串I/O和二进制I/O的差异在哪里？
13.给出一个例子，说明使用二进制文件比使用文本文件更好。
14.给出两个例子，说明stringstream的用途。
15.什么是文件位置？
16.如果你试图定位到文件尾之后，会出现什么结果？
17.什么情况下，使用面向行的输入比面向类型的输入更好。
18.isalnum（c）的功能是什么？
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.