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basic_string::reference

A type that provides a reference to an element stored in a string.

typedef typename allocator_type::reference reference;

A type reference can be used to modify the value of an element.

The type is a synonym for allocator_type::reference.

For type string, it is equivalent to chr&.

See the example for at for an example of how to declare and use reference.

Header: <string>

Namespace: std

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