get_string()

std::optional< std::string > MayaFlux::Core::InputValue::OSCMessage::get_string ( size_t  index = 0 ) const

noexcept

Extract a string argument by index.

Parameters

index

Argument index (0-based).

Returns

String value, or std::nullopt if out of range or wrong type.

Definition at line 150 of file InputBinding.cpp.

{
    if (index >= arguments.size())
        return std::nullopt;
    return std::visit([](const auto& v) -> std::optional<std::string> {
        using T = std::decay_t<decltype(v)>;
        if constexpr (std::is_same_v<T, std::string>)
            return v;
        return std::nullopt;
    },
        arguments[index]);
}

References index.