sizeof

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getting the number of elements in a struct

I have a struct: 开发者_C百科 struct KeyPair { int nNum; string str; }; Let\'s say I initialize my struct:[详细]

2023-01-27 02:36 分类：问答
C/C++ getting struct size

Today, with my great surprise, I discovered that When the sizeof operator is applied to a class, struct, or union type, the result is the number of bytes in an object of that type, plus any padding[详细]

2023-01-26 19:09 分类：问答
C# sizeof(enum) alternative? (to workaround resharper false error)?

In C# I\'vegot some \"safe\" API code related to UAC elevation.It involves getting the size of an enum (as follows)[详细]

2023-01-25 15:40 分类：问答
C++: getting a fact size of data in uchar/guchar?

The problem is simple: sizeof((u_char)value) returns 8. strlen fails. How to get a length of uchar\'s content?[详细]

2023-01-24 21:12 分类：问答
sizeof Java object [duplicate]

This question already has answers here: In Java, wh开发者_开发技巧at is the best way to determine the size of an object?[详细]

2023-01-23 15:55 分类：问答
sizeof returns different values for a struct when compiling different programs

I have 2 programs that share a header file. This header file defines a structure with a few members. There is then a #define: #define STRUCTURE_SIZE sizeof(OUR_STRUCTURE).[详细]

2023-01-23 11:15 分类：问答
1 bit per bool in Array C++

bool fp[81]; From my understanding fp should u开发者_开发技巧se ceil(81/8) bytes because it is in succession.[详细]

2023-01-23 02:27 分类：问答
Sizeof unknown type object

I have to get size of object which type I does not know. It\'s a template where I want to achieve sth like this:[详细]

2023-01-22 12:54 分类：问答
What is guaranteed about the size of a function pointer?

In C, I need to know the size of a struct, which has function pointers i开发者_JS百科n it. Can I be guaranteed that on all platforms and architectures:[详细]

2023-01-20 06:33 分类：问答
sizeof: Operator or Function? [duplicate]

This question already has answers here: Closed 12 years ago. Possible Duplicate: Why is sizeof an operator?[详细]

2023-01-20 03:33 分类：问答