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TMtxExpression.EvaluateDouble Method ()
TMtxExpression Class  TMtxExpression Members  Dew.Math Namespace  EvaluateDouble Method  Example  See Also
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Evaluates all expressions from the list.

Syntax
C#
Visual Basic
public double EvaluateDouble();
Returns

the result of the latest expression as double value.

See Also
Example

Use parser to evaluate the "Sqrt(X*X + Y*Y)" formula where x=3 and y=4.

using Dew.Math; using Dew.Math.Units; namespace Dew.Examples() { void Example() { // 1. Define variables TDoubleValue x = MyParser.DefineDouble("x"); TDoubleValue y = MyParser.DefineDouble("y"); // 2. Set values x.DoubleValue = 3.0; y.DoubleValue = 4.0; // 3. Add formula and evaluate, MyParser.AddExpr("Sqrt(x*x+y*y)"); double res = MyParser.EvaluateDouble(); // res = 5 } }
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