private static BoolLengthString LoadBoolLengthString(Stream stream)
{
var boolLengthString = new BoolLengthString();
boolLengthString.Use = stream.ReadInt32() != 0;
if (!boolLengthString.Use)
{
return(boolLengthString);
}
boolLengthString.Length = stream.ReadInt32();
var buffer = new byte[boolLengthString.Length * 2];
stream.Read(buffer, 0, buffer.Length);
boolLengthString.Text = Encoding.Unicode.GetString(buffer, 0, buffer.Length);
return(boolLengthString);
}
private string substituteValues(BoolLengthString valueString)
{
return(valueString.Length > 0 ? valueString.Text : "");
}
/// <summary>
/// Обработать выражение
/// </summary>
/// <param name="expression"></param>
/// <param name="oldParametersValue"></param>
/// <returns></returns>
public static float eval(BoolLengthString expression, Dictionary <int, float> oldParametersValue)
{
return(eval(tokenize(expression.Text), oldParametersValue));
}