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all pointers are 4 bytes in 32 bit system
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What is triple pointer?
Example: int x; -- integer int *px= &x; -- pointer to integer int **ppx= &px; -- pointer to pointer to integer int ***pppx= &ppx; -- pointer to pointer to pointer to integer
What happens if we use an integer pointer as a member of structure instead of structure pointer?
By declaring an integer pointer you are declaring that any non-zero reference stored in the pointer is guaranteed to be an integer reference. In order to guarantee the reference is actually a structure, the pointer must be declared as such, because casting an integer to a structure can never be regarded as being type-safe.
What is the effect of various arithmetic operators on a pointers?
Error message, mainly. The following operations are legal: ptr + integer (pointer) ptr - integer (pointer) ptr - ptr (integer)
Why you use float pointer instead of integer pointer?
It depends on what type of data you wish to manipulate.
What is the maximum integer allowed in an integer-type variable?
That varies from each programming language. As a matter of fact, many languages do not put a limit on the maximum size of a variable. It will handle any string, integer, resource, pointer, or other type size, as long as it fits into the memory of the machine running the process.
What is the size of an integer?
An integer is any number, and since there are an infinite amount of numbers, the size of an integer is unlimited.
How do declare function pointer having two integer parameters and returning integer pointers?
// declare a function int* function(int, int); or int* (function)(int, int); // declare a pointer to a function int* (*pointer_to_function)(int, int);
Can be used to draw a proposed tables size?
pencil pointer
Define pointer in C?
Pointer is a variable, A variable that stores the address of another variable. Size of a pointer is 2 bytes.
What is the purpose of the dereference operator when used with a pointer variable?
Data type is mandatory in every variable-declaration.Example:int i; -- integerint *pi; -- integer-pointerint ai[10]; -- integer-arrayint *api[10]; -- array of integer-pointersint (*api)[10]; -- pointer to integer-array
How do you print size of integer?
the size of an integer is determaind by using the function "sizeof(c)",here 'c' is any integer.
Can you make an integer pointer variable to char data?
Of course. But why? int *p = (int *)"string";
