TVariable Label Operators

Assigns or retrieves the label value of a TVariable.

const char16_t* FindLabel(
   unsigned int options = TVariable::FIRST,
   const char16_t *label = NULL
) const;

const char16_t* GetLabel() const;

unsigned int SetLabel(
   unsigned int index,
   const char16_t *newLabel
);

unsigned int Erase(
   const char16_t *startLabel,
   const char16_t *finishLabel = NULL
);

Parameters

Return Values

The methods returning "const char16_t*" will return the string value of the label. SetLabel will return an error code - see Error Codes.

Remarks

#include "TScript.h"

int wmain(int argc, wchar_t* argv[])
{
   TVariable var;
   var.SetStructure("{\"one\"=>3,\"two\"=>4,\"three\"=>5,\"four\"=>6,"
              "\"five\"=>2,\"six\"=>4,\"seven\"=>54,\"eight\"=>5})";
   for(const wchar_t *label = var.FirstLabel();
      ; label != NULL; label = var.findLabel(TVariable::NEXT,label))
      MessageBox(
         TVariable("This label = ") 
            + label + ", Has value = "
            + var[i].AString()
      );
   return NO_ERROR;
}

Also See