README

<h1 id="cpp_11">C++11新特性</h1>

<!-- * [关键字](https://github.com/0voice/cpp_new_features/tree/main/cpp_11#cpp_11_keywords) * [新增关键字](#cpp_11_new_keywords) * [含义变化或者新增含义关键字](#cpp_11_meaning_changed__OR__new_meaning_added) * [新语法](#cpp_11_new_grammar) * [预处理](#cpp_11_new_pretreatment) * [_Pragma运算符](#cpp_11__Pragma) * [C++宏(cplusplus macro)](#cpp_11_cplusplus_macro) * [基于范围的for语句](#cpp_11_for) * [for(x:range)](#cpp_11_for_range) * [对齐支持(alignment support)](#cpp_11_alignment_support) * [显式转换操作符(explicit conversion operators)](#cpp_11_explicit_conversion_operators) * [静态断言(static assert)](#cpp_11_static_assert) * [数字限制(numeric limits)](#cpp_11_numeric_limits) * [原始字符串(raw string)](#cpp_11_raw_string) * [显式转换操作符(explicit conversion operators)](#cpp_11_explicit_conversion_operators) * [追踪返回类型语法(trailing return type syntax)](#cpp_11_trailing_return_type_syntax) * [扩展的friend语法(extended friend syntax)](#cpp_11_extended_friend_syntax) * [扩展的整型(extended integer types)](#cpp_11_extended_integer_types) * [非受限联合体(unrestricted union)](#cpp_11_unrestricted_union) * [内联名字空间(lnline namespace)](#cpp_11_lnline_namespace) * [用户定义的字面量(user-defined literals)](#cpp_11_user_defined_literals) * [强类型枚举(scoped and strongly typed enums)](#cpp_11_enum_class) * [随机装置(random device)](#cpp_11_random_device) * [std::ref和std::cref](#cpp_11_stdref_std_cref) * [常量表达式(constexpr)](#cpp_11_constexpr) * [lamda表达式](#cpp_11_lamda) * [指针空值(nullptr)](#cpp_11_nullptr) * [防止类型收窄(Preventing narrowing)](#cpp_11_preventing_narrowing) * [初始化列表(initializer lists)](#cpp_11_initializer_lists) -->