settings object
This method will read the data contained in a string value.
string read_string(string value_name)
Parameters:
value_name
The name of the value to read.
Return value:
The value data on success, or a blank string on failure.
Remarks:
If an error occurs, the method will return a blank string and the last_error flag will be set.
Example:

    // Read a user license from the registry.

    void main()
    {
    settings game_data;
    bool success=game_data.setup("Testtime Interactive", "Bonebreaker", false);
    if(!success)
    {
    alert("Error", "Could not access the registry.");
    exit();
    }
    if(!game_data.exists("user_registration"))
    {
    alert("Error", "Could not read user_registration. The specified value does not exist.");
    exit();
    }
    string reg=game_data.read_string("user_registration");
    if(last_error<0)
    {
    alert("Error", "Could not access user_registration.");
    exit();
    }
    alert("User Registration", reg);
    }