August 2021
Intermediate to advanced
450 pages
5h 35m
Chinese
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9.1 引言
在大多数程序中，文本处理都是重要的组成部分。C++标准库提供了string类型，使得大多数程序员不必再使用C风格的文本处理方式——通过指针来处理字符数组。string_view类型则允许我们在操作字符序列时不必理会它们是如何存储的（例如，存储在一个std：：string中或一个char[]中）。此外，C++标准库还提供了正则表达式匹配功能，能帮助程序员在正文中查找特定模式。C++标准库提供的正则表达式在形式上类似于大多数现代程序设计语言中常见的方式。string和regex都支持多种字符类型（如Unicode）。
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