operators

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Implement conversion operator for pointer

The question is simple but i can\'t find a solution. class foo { public: operator int() { return 5; } }; foo* a = new foo();[详细]

2023-03-22 06:23 分类：问答
Can you call the arrow (->) operator function manually?

If I have a Foo *foo, I can say foo->bar().Is it possible to call the operator->() function manually?And if so, how would I pass it bar()?[详细]

2023-03-22 00:26 分类：问答
Special Operators Definition in Mathematica

How do you define a special operator in Mathematica, for example a special type of additive or multiplicative operator? I did that in the past but I can\'t recall where I put the code.[详细]

2023-03-21 17:52 分类：问答
Dot operator in PHP

I thought I\'ve known the String Operator . well enough until I was asked a question about it today. The question looks quite simple:[详细]

2023-03-20 23:27 分类：问答
Which is better for performance? And vs AndAlso

When writing an If statement, I\'ve always used And when needed like: If 1=1 And 2=2 Then The only time I ever used AndAlso is if the second开发者_JAVA百科 condition will error if the first isnt tr[详细]

2023-03-20 17:49 分类：问答
Any elegant way to operate with generic types? [duplicate]

This question already has answers here: Is there a constraint that restricts my generic method to numeric types?[详细]

2023-03-20 13:02 分类：问答
php matches any / match any operator equivalent

I frequently find myself writing things like if($var == \'bob\' || $var == \'steven || $var == \'james\'){ ...[详细]

2023-03-20 13:01 分类：问答
Why is there no ||= operator in C/C++? [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicates: &&= and ||= operators[详细]

2023-03-20 09:45 分类：问答
ASP Date Comparison

Here is the code. <% expire_date = Session(\"expiration_date\") current_date = date() If current_date >= expire_date Then[详细]

2023-03-19 21:47 分类：问答
c# set datarow DateTime field basing on DB type

I\'m writing a program which can use a SQLite DB or a MySql DB alternatively. (Depending if more than one has to use it, net infrastructure, etc...)[详细]

2023-03-19 12:49 分类：问答