sizeof

1. Definition:Where is sizeof? The Divine sizeof is an operator (operator) in C/s + +, which is also, simply speaking,The number of bytes of memory that is used to return an object or type.The explanation on MSDN is:The sizeof keyword gives the

Analysis of sizeof in C Language I. sizeof ConceptSizeof is a type of single object operator in C language, such as other operators ++ and -- in C language. It is not a function. The sizeof operator provides the storage size of its operands in bytes.

Parsing sizeof in C LanguageI. sizeof ConceptSizeof is a type of single object operator in C language, such as other operators ++ and -- in C language. It is not a function. The sizeof operator provides the storage size of its operands in bytes. The

The following code uses the platform Windows7 64bits+vs2012.sizeof is an operator (operator) in C/s + + that returns the number of bytes of memory that an object or type occupies, frequently used, and has a thorough understanding of the need for

# Include "stdio. H"# Include "string. H" Void main (){ Char AA [10];Printf ("% d", strlen (AA ));Printf ("% d", sizeof (AA ));} The result of running the program is strlen (AA) = 15. sizeof (AA) = 10. What is the problem? Strlen is the length of a

1. Definition:Where is sizeof holy? Sizeof is an operator in C/C ++. Simply put, the function is to return the memory bytes occupied by an object or type. The description on msdn is as follows: The sizeof keyword gives the amount of storage, in

Can you use sizeof? (VC article)Source: http://dev.csdn.net/Develop/article/42/42446.shtmThis article mainly includes two parts, the first part focuses on VC, how to use sizeof to find the size of the structure, as well as easy to appear problems,

This article mainly includes two parts, the first part focuses on VC, how to use sizeof to find the size of the structure, as well as easy to appear problems, and to solve the problem of the method, the second part of the VC sizeof the main usage.

The strlen (char *) function is used to calculate the actual length of the string. The method is from the beginning to the First '\ 0'. If you only define that the initial value is not assigned to it, the result is not correct. It will be searched

Often in C programming, do not understand sizeof is a bit unreasonable, this article can not sizeof and strlen difference Oh, although this contrast is very classic, but, will point it. first, the concept of sizeof sizeof is a single order

Original: Http://blog.sina.com.cn/s/blog_7c983ca60100yfdv.html#SinaEditor_Temp_FontName(1) sizeof is an operator, not a function. MSDN: Thesizeof keyword gives the amount of storage, in bytes, associate with a variable or a type (including aggregate

Keywords: sizeof, byte alignment, multi-inheritance, virtual inheritance, member function pointer Forward Declaration:Sizeof, a handsome guy, leads countless cainiao to fold his waist. I didn't make too many mistakes at the beginning, and

Reposted from carekee blog http://www.cnblogs.com/carekee/articles/1630789.htmlsizeofand strlen的 I. sizeofSizeof (...) is an operator. In the header file, typedef is an unsigned int. Its value is calculated after compilation. The parameter can be an

1. What is sizeof First, let's take a look at the definition of sizeof on msdn: The sizeof keyword gives the amount of storage, in bytes, associated with a variable or a type (including aggregate types). This keyword returns a value of Type

0 keywords: sizeof, byte alignment, multi-inheritance, virtual inheritance, member function pointer Forward Declaration:Sizeof, a handsome guy, leads countless cainiao to fold his waist. I didn't make too many mistakes at the beginning, and adhered

1. What is sizeof First, let's take a look at the definition of sizeof on msdn: The sizeofKeyword gives the amount of storage, in bytes, associated withVariable or a type (including aggregate types). This keyword returnsValue of Type size_t. When I

Summary of C ++ sizeof and sizeof The keyword sizeof is used to return the number of memory bytes occupied by an object or type. The returned value is size_t. Number of bytes occupied by the basic data type: (32-bit System) Char 1 byte Bool 1

Analysis of usage rules and traps of---sizeof in C + + knowledge pointsOriginal: http://blog.csdn.net/chenqi514/article/details/72452731. What is sizeofFirst look at the definition of sizeof on MSDN:The sizeof keyword gives the amount of storage, in

Typedef struct{Int;Char B;} A_T;Typedef struct{Int;Char B;Char C;} B _t;Typedef struct{Char;Int B;Char C;} C_t;Void main (){Char * A = 0;Cout Cout Cout Cout Cout }Why is that?2. Syntax:Sizeof has three syntax forms:1) sizeof (object); // sizeof

Strlen only works as a counter. It starts scanning from a memory location (which can start with a string, a location in the middle, or even an uncertain memory area, the counter value is returned until the first string Terminator '\ 0' is