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C++ Language > Learn C++ Language > How do I allocate memory dynamically using new in C++?
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How do I allocate memory dynamically using new in C++?

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Syntax to use new operator: To allocate memory of any data type, the syntax is: pointer-variable = new data-type; Example: int *p = new int
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Experienced Computer trainer having worked in IT sector for 20 years.

The operating system uses dynamic memory allocation in C++ for dynamically allocated variables, for example, int* ptr = new int;, int* arr = new int;. Dynamically allocated memory does not get de-allocated until the program terminates. So, a programmer must de-allocate the memory, when it is no longer...
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The operating system uses dynamic memory allocation in C++ for dynamically allocated variables, for example, int* ptr = new int;, int* arr = new int[6];. Dynamically allocated memory does not get de-allocated until the program terminates. So, a programmer must de-allocate the memory, when it is no longer required.

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