Using **Conditional Blocks** to format an optional title.

ID: 234

See: Replacement 
				
					using uCalcSoftware;

var uc = new uCalc();
var t = uc.NewTransformer();
// Pattern: Name followed optionally by a Title in parens.
t.FromTo("Name: {n} [({title})]",
"User: {n} {title:[Title: {title}]}");

// Case 1: Title exists
Console.WriteLine(t.Transform("Name: Alice (Manager)"));

// Case 2: Title missing
Console.WriteLine(t.Transform("Name: Bob"));
// (The entire "[Title: ...]" block is omitted)
				
			
User: Alice [Title: Manager]
User: Bob
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					#include <iostream>
#include "uCalc.h"

using namespace std;
using namespace uCalcSoftware;

int main() {
   uCalc uc;
   auto t = uc.NewTransformer();
   // Pattern: Name followed optionally by a Title in parens.
   t.FromTo("Name: {n} [({title})]",
   "User: {n} {title:[Title: {title}]}");

   // Case 1: Title exists
   cout << t.Transform("Name: Alice (Manager)") << endl;

   // Case 2: Title missing
   cout << t.Transform("Name: Bob") << endl;
   // (The entire "[Title: ...]" block is omitted)
}
				
			
User: Alice [Title: Manager]
User: Bob
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					Imports System
Imports uCalcSoftware
Public Module Program
   Public Sub Main()
      Dim uc As New uCalc()
      Dim t = uc.NewTransformer()
      '// Pattern: Name followed optionally by a Title in parens.
      t.FromTo("Name: {n} [({title})]",
      "User: {n} {title:[Title: {title}]}")
      
      '// Case 1: Title exists
      Console.WriteLine(t.Transform("Name: Alice (Manager)"))
      
      '// Case 2: Title missing
      Console.WriteLine(t.Transform("Name: Bob"))
      '// (The entire "[Title: ...]" block is omitted)
   End Sub
End Module
				
			
User: Alice [Title: Manager]
User: Bob
Explore 600+ other examples