TMtxExpression.VarByName Property

Returns: TVarByNameIndexer

Copyusing Dew.Math;
using Dew.Math.Units;

namespace Dew.Examples
{
    void Example()
    {
        // 1. Add formula and evaluate,
        MyParser.AddExpr("2*i*z");

        // 2. Get defined variable
        z = MyParser.VarByName["z"];

        // 3. Specify the type
        z.DefineComplex();

        // 4. Set values
        z.ComplexValue = Math387.Cplx(-2,3);

        // 5. Evaluate
        TCplx res = MyParser.EvaluateComplex();
        // res = -6-4*i
    }
}