I prefer the &array [i] approach as its more obvious that you're offsetting a pointer into an array, i.e. BufferData+ (i*512) is less readable about its intentions than &BufferData [i*512].

Feb 6, 2020 · By "pointer-offset notation", your instructor means dereferencing a pointer with an offset. For example, if myptr points to a char array (c-string), then myptr [1] is the second …

Dec 3, 2024 · Similar to 2-D arrays, elements in a 3-D array can be accessed using pointer notation. Suppose arr is a 3-D array, and we want to access the element arr [i] [j] [k], we can …

The array name can be treated as a pointer and used in pointer arithmetic. For example, the expression *( b + 3 ) also refers to the array element b [ 3 ]. In general, all subscripted array …

A programmer can access elements in an array using either bracket notation (e.g., arr[2]) or by dereferencing an offset from the beginning of the array (e.g., *(arr + 2), more on this in a …

Sep 30, 2019 · The practical difference is that it is easier to type the subscript notation, and much, much easier to manage double subscripts than the alternative: ptrptr[i][j] vs *(*(ptrptr + i) + j).

There's another way to write the function using pointer notation - rather than adding a integer offset i to the base address in str, we can copy the address in str into a pointer to a char and …

When used with pointers, it is referred to as pointer-subscript notation. An alternative is pointer-offset notation, in which you explicitly add your offsetto the pointer and dereference the …

Jun 5, 2024 · In C++, pointers and array notations are two ways using which we work with arrays and memory for accessing the data. They have distinct behaviours and are used in different …

An alternative is pointer-offset notation, in which you explicitly add your offset to the pointer and dereference the resulting address. For instance, an alternate and functionally identical way to …