Tagged: c pointers

Operations on Pointers in C 0

Operations on Pointers in C

The only operations that can be carried out on pointers in C are summarized below: A pointer variable in C can be assigned the address of an ordinary variable (e.g., pv = &v) A pointer variable can be assigned the value of another pointer variable (e.g., pv = px) provided both the pointers point to objects of the same data type A pointer variable in C can be assigned a null (zero) value (e.g., pv = NULL, where NULL is a symbolic constant that represents the value 0) An integer quantity can be added to or subtracted from a pointer...

Pointers in C 38

Pointers in C

Pointers in C is one of the excellent feature introduced in C. It makes the programming very interesting. A pointer in C is a variable that represents the location (rather than the value) of a data item. Talking like a layman, C pointers points to an object or something. Let us understand C pointers in detail. Before learning the basics of pointers, let us understand how the variable is stored in the memory. When we declare a variable and assign a value to the variable, we are actually naming the memory location at which the value will be stored. The...