public void TestAssignment3()
{
EncogProgram expression = new EncogProgram("v1+v2+v3");
expression.Variables.SetVariable("v1", 1);
expression.Variables.SetVariable("v2", 2);
expression.Variables.SetVariable("v3", 3);
Assert.AreEqual(6, expression.Evaluate().ToFloatValue(), EncogFramework.DefaultDoubleEqual);
}
public void TestAssignment2()
{
EncogProgram expression = new EncogProgram("cccc*(aa+bbb)");
expression.Variables.SetVariable("aa", 1);
expression.Variables.SetVariable("bbb", 2);
expression.Variables.SetVariable("cccc", 3);
Assert.AreEqual(9, expression.Evaluate().ToFloatValue(), EncogFramework.DefaultDoubleEqual);
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a string.
/// </summary>
/// <param name="str">The program expression value.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static String ParseString(String str)
{
var holder = new EncogProgram(str);
return holder.Evaluate().ToStringValue();
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a float.
/// </summary>
/// <param name="str">The program expression value.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static double ParseFloat(String str)
{
var holder = new EncogProgram(str);
return holder.Evaluate().ToFloatValue();
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a boolean.
/// </summary>
/// <param name="str">The program expression.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static ExpressionValue ParseExpression(String str)
{
var holder = new EncogProgram(str);
return holder.Evaluate();
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a boolean.
/// </summary>
/// <param name="str">The program expression.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static bool ParseBoolean(String str)
{
var holder = new EncogProgram(str);
return holder.Evaluate().ToBooleanValue();
}
public void testVarComplex()
{
EncogProgram expression = new EncogProgram("(x^((1+((x^-8)-(4^x)))^(((-7/2)-(0--5.8))/x)))");
expression.Variables.SetVariable("x", 10);
Assert.IsTrue(Double.IsNaN(expression.Evaluate().ToFloatValue()));
}
public void TestNegAssignment()
{
EncogProgram expression = new EncogProgram("-a");
expression.Variables.SetVariable("a", 5);
Assert.AreEqual(-5, expression.Evaluate().ToFloatValue(), EncogFramework.DefaultDoubleEqual);
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a string.
/// </summary>
/// <param name="str">The program expression value.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static String ParseString(String str)
{
var holder = new EncogProgram(str);
return(holder.Evaluate().ToStringValue());
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a float.
/// </summary>
/// <param name="str">The program expression value.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static double ParseFloat(String str)
{
var holder = new EncogProgram(str);
return(holder.Evaluate().ToFloatValue());
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a boolean.
/// </summary>
/// <param name="str">The program expression.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static ExpressionValue ParseExpression(String str)
{
var holder = new EncogProgram(str);
return(holder.Evaluate());
}
/// <summary>
/// Parse the specified program, or expression, and return the result. No
/// variables can be defined for this as a default context is used. The
/// result is returned as a boolean.
/// </summary>
/// <param name="str">The program expression.</param>
/// <returns>The value the expression was evaluated to.</returns>
public static bool ParseBoolean(String str)
{
var holder = new EncogProgram(str);
return(holder.Evaluate().ToBooleanValue());
}