default-constructor

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C++: Is default copy constructor affected by presence of other constructors and destructor?

As we know, if any constructor is declared (copy constructor included), default constructor (the one that takes no arguments) is not implicitly created. Does the same hap开发者_如何学编程pen with a de[详细]

2023-02-24 06:34 分类：问答
If statement not working correctly for dates

I wrote an if statement that should write different output depending on the data. It works if int y = 2000, m = 5, d = 06;, however it doesn\'t output the correct value when int y = 2889, m = 44, d =[详细]

2023-02-13 02:15 分类：问答
Are empty constructors always called in C++?

I have a general question, that may be a little compiler-specific. I\'m interested in the conditions under which a constructor will be called. Specifically, in release mode/builds optimised for speed,[详细]

2023-02-12 19:59 分类：问答
no default constructor exists for class

#include \"Includes.h\" enum BlowfishAlgorithm { ECB, CBC, CFB64, OFB64, }; class Blowfish { public: struct bf_key_st[详细]

2023-02-09 23:44 分类：问答
Can we have a body for the default constructor in C++?

Can w开发者_开发问答e have a body for the default constructor in C++? Thanks.Yes, of course you can. Any constructor that doesn\'t require an argument is a default constructor.Yes the default constru[详细]

2023-02-09 02:53 分类：问答
Array initialization with default constructor

public class Sample { static int count = 0; public int abc; public Sample() { abc = ++Sample.count; } } I want to create an array of above class, and want each element in the array to be initi开发者[详细]

2023-02-07 05:25 分类：问答
How to mock the default constructor of the Date class with JMockit?

I want to mock the default constructor of java.util.date so it does not construct a Date object representing the time when it was created, but always the same Date object(in my example below 31 Dec 20[详细]

2023-02-01 15:17 分类：问答
Java default constructor

What exactly is a default constructor — can you tell me which one of the following is a default constructor and what differentiates it from any other constructor?[详细]

2023-01-31 05:12 分类：问答
Default constructor for an inherited class

I\'ve reduced my problem down to the following example code: class pokemon{ public: pokemon(int n); }; class MewTwo : public pokemon {[详细]

2023-01-28 16:16 分类：问答
Trouble overriding save_construct_data when serializing a pointer to a class without a default constructor

I\'m trying to follow this example http://www.boost.org/doc/libs/1_42_0/libs/serialization/doc/serialization.html#constructors but I ke开发者_JS百科ep getting errors.Following the example, I get an er[详细]

2023-01-23 23:47 分类：问答