c++ - What does int mean - Stack Overflow A C++ question, I know int* foo (void) foo will return a pointer to int type how about int foo (void) what does it return? Thank a lot!
What does int() do in C++? - Stack Overflow -2 int() is the constructor of class int It will initialise your variable a to the default value of an integer, i e 0 Even if you don't call the constructor explicitly, the default constructor, i e int() , is implicitly called to initialise the variable Otherwise there will be a garbage value in the variable
int* i; or int *i; or int * i; - i; - Software Engineering Stack Exchange 64 I prefer int* i because i has the type "pointer to an int", and I feel this makes it uniform with the type system Of course, the well-known behavior comes in, when trying to define multiple pointers on one line (namely, the asterisk need to be put before each variable name to declare a pointer), but I simply don't declare pointers this way
What is the difference between signed and unsigned int 29 int and unsigned int are two distinct integer types (int can also be referred to as signed int, or just signed; unsigned int can also be referred to as unsigned ) As the names imply, int is a signed integer type, and unsigned int is an unsigned integer type
Can an int be null in Java? - Stack Overflow In Java, int is a primitive type and it is not considered an object Only objects can have a null value So the answer to your question is no, it can't be null But it's not that simple, because there are objects that represent most primitive types The class Integer represents an int value, but it can hold a null value Depending on your check method, you could be returning an int or an
What is the difference between int, Int16, Int32 and Int64? int is a primitive type allowed by the C# compiler, whereas Int32 is the Framework Class Library type (available across languages that abide by CLS) In fact, int translates to Int32 during compilation Also, In C#, long maps to System Int64, but in a different programming language, long could map to Int16 or Int32
What is the difference between Integer and int in Java? An int variable holds a 32 bit signed integer value An Integer (with capital I) holds a reference to an object of (class) type Integer, or to null Java automatically casts between the two; from Integer to int whenever the Integer object occurs as an argument to an int operator or is assigned to an int variable, or an int value is assigned to an Integer variable This casting is called boxing