2typedefint*PINT; 3 4intmain(void) 5{ 6inta=23; 7 8constPINT b=&a; 9*b=8; 10 11PINTconstc=&a; //这个用法和上面的写法一样 12*c=10; 13 14return0; 15} 那看完这个,就会有网友会问了,那我要用typedef来实现const int * b=&a的用法,那怎样搞,这个的话,直接这样写,看下面的代码示...
4typedef unsigned int UINT32; 5 6typedef signed char INT8; 7typedef signed short INT16; 8 9typedef signed int INT32; 10 11typedef float FLOAT; 12 13typedef double DOUBLE; 14 15typedef char CHAR; 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 第二种:就是我们在s...
typedet int* PINT2; //int*被替换成PINT2,在后面 P_INT2 p1,p2; //也就是int *p1,int *p2;定义了一个指针变量p1,定义了一个指针变量p2 1. 2. 3. 4. PINT1定义的p1与p2类型不同,即p1为指向整形的指针变量,p2为整形变量;PINT2定义的p1与p2类型相同,即都是指向 int 类型的指针。所以用# de...
typedef signed short int2; /* Signed 16 bit value type. */ typedef long int int4; /* Signed 32 bit value type. */ typedef signed long sint31; /* Signed 32 bit value */ typedef signed short sint15; /* Signed 16 bit value */ typedef signed char sint7; /* Signed 8 bit value ...
因为char,short,int,并long没有给出其大小的指示,这是很常见的跨平台程序使用类型别名定义别名包括在比特类型的大小。例如,int8_t将是一个8位带符号整数,int16_t一个16位带符号整数和int32_t一个32位带符号整数。以这种方式使用类型别名有助于防止错误,并使对变量大小的假设变得更加清晰。
typedef signed short int16; /* Signed 16 bit value */ typedef signed char int8; /* Signed 8 bit value */ //下面的不建议使用 typedef unsigned char byte; /* Unsigned 8 bit value type. */ typedef unsigned short word; /* Unsinged 16 bit value type. */ ...
typedef unsigned charUINT8;typedef unsigned shortUINT16;typedef unsigned intUINT32;typedef signed charINT8;typedef signed shortINT16;typedef signed intINT32;typedef floatFLOAT;typedef doubleDOUBLE;typedef charCHAR; 第二种:就是我们在stm32里面结构体定义的时候经常会看到(标准库操作): ...
typedefunsignedcharUINT8;typedefunsignedshortUINT16;typedefunsignedintUINT32;typedefsignedcharINT8;typedefsignedshortINT16;typedefsignedintINT32;typedeffloatFLOAT;typedefdoubleDOUBLE;typedefcharCHAR; 定义无名结构体 typedefstruct{inta;charb;doublec;}Simple2; ...
longintuint32;/* Unsigned 32 bit value */typedefunsignedshortuint16;/* Unsigned 16 bit value */typedefunsignedcharuint8;/* Unsigned 8 bit value */typedefsignedlongintint32;/* Signed 32 bit value */typedefsignedshortint16;/* Signed 16 bit value */typedefsignedcharint8;/* Signed 8 bit ...
typedefunsignedcharUINT8;typedefunsignedshortUINT16;typedefunsignedintUINT32;typedefsignedcharINT8;typedefsignedshortINT16;typedefsignedintINT32;typedeffloatFLOAT;typedefdoubleDOUBLE;typedefcharCHAR; 第二种:就是我们在stm32里面结构体定义的时候经常会看到(标准库操作): ...