POCO库中文编程参考指南(2)基本数据类型
- 作者:柳大·Poechant
- 博客:Blog.CSDN.net/Poechant
- 邮箱:zhongchao.ustc#gmail.com (# -> @)
- 日期:April 14th, 2012
基本类型在Poco/Types.h
头文件中。以下以 GNU C/C++ 和 CLang 为例。不过要强调的是,POCO 有极好的跨平台性,你能想到的平台,几乎都可以运行 POCO。
1 有符号整型
typedef signed char Int8;
typedef signed short Int16;
typedef signed int Int32;
2 无符号整型
typedef unsigned char UInt8;
typedef unsigned short UInt16;
typedef unsigned int UInt32;
3 Pointer or Handler
typedef signed long IntPtr;
typedef unsigned long UIntPtr;
4 64 位整型
考虑了 32 位机和 64 位机的情况
#if defined(__LP64__)
#define POCO_PTR_IS_64_BIT 1
#define POCO_LONG_IS_64_BIT 1
typedef signed long Int64;
typedef unsigned long UInt64;
#else
typedef signed long long Int64;
typedef unsigned long long UInt64;
#endif
#define POCO_HAVE_INT64 1
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时间: 2024-09-30 14:30:24