/// <summary>
/// Tries to parse the string value into the number.
/// If successful, returns true and sets the 'res' parameter to the parsed value.
/// False is returned otherwise; no exceptions are thrown.
/// </summary>
/// <typeparam name="T">The type of the number.</typeparam>
/// <param name="calculator">A calculator for the <typeparamref name="T"/> type.</param>
/// <param name="value">The value to be parsed into a <typeparamref name="T"/> variable.</param>
/// <param name="res">A variable to store the result. Will be null or zero in case of a failure.</param>
/// <returns>True if the conversion succeeded, false otherwise.</returns>
public static bool tryParse <T>(this ICalc <T> calculator, string value, out T res)
{
try
{
res = calculator.parse(value);
}
catch
{
res = default(T);
return(false);
}
return(true);
}
