DefineVariable examples
ID: 17
See: DataType = [DataType], DefineVariable, EvaluateStr, ItemOf(string, int64, int), Name = [string], Value(), Value(double), ValueInt32(), ValueInt32(int32), ValueStr(bool), ValueStr(string)
using uCalcSoftware;
var uc = new uCalc();
var MyVar = uc.DefineVariable("MyVar");
var MyInt = uc.DefineVariable("MyInt As Int");
var MyStr = uc.DefineVariable("MyStr As String");
uc.DefineVariable("OtherStr = 'string type inferred'");
uc.DefineVariable("MyInt16 = Int16(100/3)"); // type inferred
uc.DefineVariable("MyBool = True"); // type inferred
uc.DefineVariable("MyComplex = 3 + 4*#i"); // type inferred
MyVar.Value(123);
MyInt.ValueInt32(456);
MyStr.ValueStr("This is a test");
Console.WriteLine("MyVar = " + uc.EvalStr("MyVar"));
Console.WriteLine("MyInt = " + uc.EvalStr("MyInt"));
Console.WriteLine("MyStr = " + uc.EvalStr("MyStr"));
Console.WriteLine("OtherStr = " + uc.EvalStr("OtherStr"));
Console.WriteLine("MyInt16 = " + uc.EvalStr("MyInt16"));
Console.WriteLine("MyBool = " + uc.EvalStr("MyBool"));
Console.WriteLine("MyComplex = " + uc.EvalStr("MyComplex"));
Console.WriteLine("---");
Console.WriteLine(MyVar.Value());
Console.WriteLine(MyInt.ValueInt32());
Console.WriteLine(MyStr.ValueStr());
Console.WriteLine("---");
Console.WriteLine(uc.ItemOf("MyVar").DataType.Name);
Console.WriteLine(uc.ItemOf("MyInt").DataType.Name);
Console.WriteLine(uc.ItemOf("MyStr").DataType.Name);
Console.WriteLine(uc.ItemOf("OtherStr").DataType.Name);
Console.WriteLine(uc.ItemOf("MyInt16").DataType.Name);
Console.WriteLine(uc.ItemOf("MyBool").DataType.Name);
Console.WriteLine("---");
var Expression = "x^2 * 10";
var VarX = uc.DefineVariable("x");
var ParsedExpr = uc.Parse(Expression);
Console.Write("Expression = ");
Console.WriteLine(Expression);
for (int x = 1; x <= 10; x++) {
VarX.Value(x); // In C++ you can skip this by passing &x to DefineVariable
Console.WriteLine("x = " + VarX.ValueStr() + " Result = " + ParsedExpr.EvaluateStr());
}
ParsedExpr.Release();
VarX.Release();
MyVar = 123
MyInt = 456
MyStr = This is a test
OtherStr = string type inferred
MyInt16 = 33
MyBool = true
MyComplex = 3+4i
---
123
456
This is a test
---
double
int
string
string
int16
bool
---
Expression = x^2 * 10
x = 1 Result = 10
x = 2 Result = 40
x = 3 Result = 90
x = 4 Result = 160
x = 5 Result = 250
x = 6 Result = 360
x = 7 Result = 490
x = 8 Result = 640
x = 9 Result = 810
x = 10 Result = 1000
#include <iostream>
#include "uCalc.h"
using namespace std;
using namespace uCalcSoftware;
int main() {
uCalc uc;
auto MyVar = uc.DefineVariable("MyVar");
auto MyInt = uc.DefineVariable("MyInt As Int");
auto MyStr = uc.DefineVariable("MyStr As String");
uc.DefineVariable("OtherStr = 'string type inferred'");
uc.DefineVariable("MyInt16 = Int16(100/3)"); // type inferred
uc.DefineVariable("MyBool = True"); // type inferred
uc.DefineVariable("MyComplex = 3 + 4*#i"); // type inferred
MyVar.Value(123);
MyInt.ValueInt32(456);
MyStr.ValueStr("This is a test");
cout << "MyVar = " + uc.EvalStr("MyVar") << endl;
cout << "MyInt = " + uc.EvalStr("MyInt") << endl;
cout << "MyStr = " + uc.EvalStr("MyStr") << endl;
cout << "OtherStr = " + uc.EvalStr("OtherStr") << endl;
cout << "MyInt16 = " + uc.EvalStr("MyInt16") << endl;
cout << "MyBool = " + uc.EvalStr("MyBool") << endl;
cout << "MyComplex = " + uc.EvalStr("MyComplex") << endl;
cout << "---" << endl;
cout << MyVar.Value() << endl;
cout << MyInt.ValueInt32() << endl;
cout << MyStr.ValueStr() << endl;
cout << "---" << endl;
cout << uc.ItemOf("MyVar").DataType().Name() << endl;
cout << uc.ItemOf("MyInt").DataType().Name() << endl;
cout << uc.ItemOf("MyStr").DataType().Name() << endl;
cout << uc.ItemOf("OtherStr").DataType().Name() << endl;
cout << uc.ItemOf("MyInt16").DataType().Name() << endl;
cout << uc.ItemOf("MyBool").DataType().Name() << endl;
cout << "---" << endl;
auto Expression = "x^2 * 10";
auto VarX = uc.DefineVariable("x");
auto ParsedExpr = uc.Parse(Expression);
cout << "Expression = ";
cout << Expression << endl;
for (int x = 1; x <= 10; x++) {
VarX.Value(x); // In C++ you can skip this by passing &x to DefineVariable
cout << "x = " + VarX.ValueStr() + " Result = " + ParsedExpr.EvaluateStr() << endl;
}
ParsedExpr.Release();
VarX.Release();
}
MyVar = 123
MyInt = 456
MyStr = This is a test
OtherStr = string type inferred
MyInt16 = 33
MyBool = true
MyComplex = 3+4i
---
123
456
This is a test
---
double
int
string
string
int16
bool
---
Expression = x^2 * 10
x = 1 Result = 10
x = 2 Result = 40
x = 3 Result = 90
x = 4 Result = 160
x = 5 Result = 250
x = 6 Result = 360
x = 7 Result = 490
x = 8 Result = 640
x = 9 Result = 810
x = 10 Result = 1000
Imports System
Imports uCalcSoftware
Public Module Program
Public Sub Main()
Dim uc As New uCalc()
Dim MyVar = uc.DefineVariable("MyVar")
Dim MyInt = uc.DefineVariable("MyInt As Int")
Dim MyStr = uc.DefineVariable("MyStr As String")
uc.DefineVariable("OtherStr = 'string type inferred'")
uc.DefineVariable("MyInt16 = Int16(100/3)") '// type inferred
uc.DefineVariable("MyBool = True") '// type inferred
uc.DefineVariable("MyComplex = 3 + 4*#i") '// type inferred
MyVar.Value(123)
MyInt.ValueInt32(456)
MyStr.ValueStr("This is a test")
Console.WriteLine("MyVar = " + uc.EvalStr("MyVar"))
Console.WriteLine("MyInt = " + uc.EvalStr("MyInt"))
Console.WriteLine("MyStr = " + uc.EvalStr("MyStr"))
Console.WriteLine("OtherStr = " + uc.EvalStr("OtherStr"))
Console.WriteLine("MyInt16 = " + uc.EvalStr("MyInt16"))
Console.WriteLine("MyBool = " + uc.EvalStr("MyBool"))
Console.WriteLine("MyComplex = " + uc.EvalStr("MyComplex"))
Console.WriteLine("---")
Console.WriteLine(MyVar.Value())
Console.WriteLine(MyInt.ValueInt32())
Console.WriteLine(MyStr.ValueStr())
Console.WriteLine("---")
Console.WriteLine(uc.ItemOf("MyVar").DataType.Name)
Console.WriteLine(uc.ItemOf("MyInt").DataType.Name)
Console.WriteLine(uc.ItemOf("MyStr").DataType.Name)
Console.WriteLine(uc.ItemOf("OtherStr").DataType.Name)
Console.WriteLine(uc.ItemOf("MyInt16").DataType.Name)
Console.WriteLine(uc.ItemOf("MyBool").DataType.Name)
Console.WriteLine("---")
Dim Expression = "x^2 * 10"
Dim VarX = uc.DefineVariable("x")
Dim ParsedExpr = uc.Parse(Expression)
Console.Write("Expression = ")
Console.WriteLine(Expression)
For x As Integer = 1 To 10
VarX.Value(x) '// In C++ you can skip this by passing &x to DefineVariable
Console.WriteLine("x = " + VarX.ValueStr() + " Result = " + ParsedExpr.EvaluateStr())
Next
ParsedExpr.Release()
VarX.Release()
End Sub
End Module
MyVar = 123
MyInt = 456
MyStr = This is a test
OtherStr = string type inferred
MyInt16 = 33
MyBool = true
MyComplex = 3+4i
---
123
456
This is a test
---
double
int
string
string
int16
bool
---
Expression = x^2 * 10
x = 1 Result = 10
x = 2 Result = 40
x = 3 Result = 90
x = 4 Result = 160
x = 5 Result = 250
x = 6 Result = 360
x = 7 Result = 490
x = 8 Result = 640
x = 9 Result = 810
x = 10 Result = 1000