32位int取值范围_正则表达式判断是否是int32

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在做游戏的开发中，由于游戏运行的时间已经很长，数据量非常大，在内网测试，怎么测都没有问题，可是到外网就是时不时的挂了，后来打log才看出问题。是我的int类型范围设置小聊，数据较到，应该用__int64,我却用int32，超出范围。。。。

C:\Program Files\Borland\CBuilder6\Include\stdint.h /* stdint.h Integer types – c99 7.18 */ /* * C/C++ Run Time Library – Version 11.0 * * Copyright (c) 2002 by Borland Software Corporation * All Rights Reserved. * */ #ifndef __STDINT_H #define __STDINT_H /* 7.18.1.1 Exact-width integer types */ typedef __int8 int8_t; typedef __int16 int16_t; typedef __int32 int32_t; typedef __int64 int64_t; typedef unsigned __int8 uint8_t; typedef unsigned __int16 uint16_t; typedef unsigned __int32 uint32_t; typedef unsigned __int64 uint64_t; /* 7.18.1.2 Minimum-width integer types */ typedef __int8 int_least8_t; typedef __int16 int_least16_t; typedef __int32 int_least32_t; typedef __int64 int_least64_t; typedef unsigned __int8 uint_least8_t; typedef unsigned __int16 uint_least16_t; typedef unsigned __int32 uint_least32_t; typedef unsigned __int64 uint_least64_t; /* 7.18.1.3 Fastest minimum-width integer types */ typedef __int8 int_fast8_t; typedef __int16 int_fast16_t; typedef __int32 int_fast32_t; typedef __int64 int_fast64_t; typedef unsigned __int8 uint_fast8_t; typedef unsigned __int16 uint_fast16_t; typedef unsigned __int32 uint_fast32_t; typedef unsigned __int64 uint_fast64_t; /* 7.18.1.4 Integer types capable of holding object pointers */ typedef int32_t intptr_t; typedef uint32_t uintptr_t; /* 7.18.1.5 Greatest-width integer types */ typedef int64_t intmax_t; typedef uint64_t uintmax_t; /* 7.18.2.1 Limits of exact-width integer types */ #define INT8_MIN ((int8_t) -128) #define INT16_MIN ((int16_t) -32768) #define INT32_MIN ((int32_t) -2147483648) #define INT64_MIN ((int64_t) -9223372036854775808) #define INT8_MAX ((int8_t) 127) #define INT16_MAX ((int16_t) 32767) #define INT32_MAX ((int32_t) 2147483647) #define INT64_MAX ((int64_t) 9223372036854775807) #define UINT8_MAX ((uint8_t) 255) #define UINT16_MAX ((uint16_t) 65535) #define UINT32_MAX ((uint32_t) 4294967295) #define UINT64_MAX ((uint64_t) 18446744073709551615) /* 7.18.2.2 Limits of minimum-width integer types */ #define INT_LEAST8_MIN ((int_least8_t) -128) #define INT_LEAST16_MIN ((int_least16_t) -32768) #define INT_LEAST32_MIN ((int_least32_t) -2147483648) #define INT_LEAST64_MIN ((int_least64_t) -9223372036854775808) #define INT_LEAST8_MAX ((int_least8_t) 127) #define INT_LEAST16_MAX ((int_least16_t) 32767) #define INT_LEAST32_MAX ((int_least32_t) 2147483647) #define INT_LEAST64_MAX ((int_least64_t) 9223372036854775807) #define UINT_LEAST8_MAX ((uint_least8_t) 255) #define UINT_LEAST16_MAX ((uint_least16_t) 65535) #define UINT_LEAST32_MAX ((uint_least32_t) 4294967295) #define UINT_LEAST64_MAX ((uint_least64_t) 18446744073709551615) /* 7.18.2.3 Limits of fastest minimum-width integer types */ #define INT_FAST8_MIN ((int_fast8_t) -128) #define INT_FAST16_MIN ((int_fast16_t) -32768) #define INT_FAST32_MIN ((int_fast32_t) -2147483648) #define INT_FAST64_MIN ((int_fast64_t) -9223372036854775808) #define INT_FAST8_MAX ((int_fast8_t) 127) #define INT_FAST16_MAX ((int_fast16_t) 32767) #define INT_FAST32_MAX ((int_fast32_t) 2147483647) #define INT_FAST64_MAX ((int_fast64_t) 9223372036854775807) #define UINT_FAST8_MAX ((uint_fast8_t) 255) #define UINT_FAST16_MAX ((uint_fast16_t) 65535) #define UINT_FAST32_MAX ((uint_fast32_t) 4294967295) #define UINT_FAST64_MAX ((uint_fast64_t) 18446744073709551615) /* 7.18.2.4 Limits of integer types capable of holding object pointers */ #define INTPTR_MIN ((intptr_t) -32768) #define INTPTR_MAX ((intptr_t) 32767) #define UINTPTR_MAX ((intptr_t) 65535) /* 7.18.2.5 Limits of greatest-width integer types */ #define INTMAX_MIN ((intmax_t) -9223372036854775808) #define INTMAX_MAX ((intmax_t) 9223372036854775807) #define UINTMAX_MAX ((uintmax_t) 18446744073709551615) /* 7.18.3 Limits of other integer types */ #define PTRDIFF_MIN ((int32_t) -65536) #define PTRDIFF_MAX ((int32_t) 65535) #ifdef __STDC_LIMIT_MACROS #define SIG_ATOMIC_MIN INT32_MIN #define SIG_ATOMIC_MAX INT32_MAX #endif #define SIZE_MAX 65535 #ifdef __STDC_CONSTANT_MACROS #define WCHAR_MIN INT16_MIN #define WCHAR_MAX INT16_MAX #define WINT_MIN INT16_MIN #define WINT_MAX INT16_MAX #endif /* 7.18.4.1 Macros for minimum-width integer constants */ #define INT8_C(x) ((int8_t) x) #define INT16_C(x) ((int16_t) x) #define INT32_C(x) ((int32_t) x) #define INT64_C(x) ((int64_t) x) #define UINT8_C(x) ((uint8_t) x) #define UINT16_C(x) ((uint16_t) x) #define UINT32_C(x) ((uint32_t) x) #define UINT64_C(x) ((uint64_t) x) /* 7.18.4.2 Macros for greatest-width integer constants */ #define INTMAX_C(x) ((intmax_t) x) #define UINTMAX_C(x) ((uintmax_t) x) #endif /* __STDINT_H */

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