What is a Double Pointer? What are its specific uses.

jbode

 Profile Answers by jbode Questions by jbode

• Oct 10th, 2011

By double pointers I assume you're talking about something like **ptr, as opposed to a simple pointer to a double object. Multiple levels of indirection show up in the following areas: 1. You want ...

garima

• Oct 6th, 2011

Double pointers are useful whenever you have defined user defined pointers in your main function. And you want to change their values from outside the main like in functions other than main. There the use of pointers is must.

Answer Question  Select Best Answer