Web Reference: Apr 28, 2015 · In C++, it is a requirement to do so. There are two issues here. A single ptr++ skips as many bytes as the type of element it points to. Here the type is int, so it would skip 4 bytes each time (assuming a 32 bit machine since integer is 4 bytes (32 bits) there). It is also possible to change the value of array elements with pointers: This way of working with arrays might seem a bit excessive. Especially with simple arrays like in the examples above. However, for large arrays, it can be much more efficient to access and manipulate arrays with pointers. Jul 23, 2025 · After this, a for loop is used to dereference the pointer and print all the elements and the memory location of the element of the array. At each loop iteration, the pointer points to the next element of the array.
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