Json.str

constexpr Str& str() & ;
constexpr Str&& str() && ;
constexpr const Str& str() const & ;
constexpr const Str&& str() const && ;

Returns a reference to the internal string value.

Return Value
Returns a reference with matching constness and value category (lvalue/rvalue) to the stored string

Exceptions
Throws std::bad_variant_access if the contained value is not a string

Complexity
Constant time O(1)

Version

Since v3.0.0 .