# std::basic_string_view<CharT,Traits>::operator=

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< cpp‎ | string‎ | basic string view

constexpr basic_string_view& operator=( const basic_string_view& view ) noexcept = default; |  | (since C++17)

Replaces the view with that of view.

### Parameters

view | - | view to copy

### Return value

*this

### Complexity

Constant.

### Example

Run this code

    #include <iostream>
    #include <string_view>

    int main()
    {
        std::string_view v = "Hello, world";
        v = v.substr(7);
        std::cout << v << '\n';
    }

Output:

    world

### See also

(constructor) (C++17) | constructs a `basic_string_view` (public member function)
operator= | assigns values to the string (public member function of `std::basic_string<CharT,Traits,Allocator>`)

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