What is a pointer in C++?

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Pointers (C++)A pointer is a variable that stores the memory address of an object. Pointers are used extensively in both C and C++ for three main purposes: to allocate new objects on the heap, to pass functions to other functions. to iterate over elements in arrays or other data structures. ...
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Pointers (C++)A pointer isa variable that stores the memory address of an object. Pointers are used extensively in both C and C++ for three main purposes: to allocate new objects on the heap, to pass functions to other functions. to iterate over elements in arrays or other data structures. read less
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solve Physics and math question in shortcut way

a pointer is an object in many programming languages that stores a memory address. This can be that of another value located in computer memory, or in some cases, that of memory-mapped computer hardware.
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