GetFirstNode

Gets the first element of the list.

CObject* GetFirstNode()

Return Value

Pointer to the first element - success, NULL - cannot get a pointer.

Example:

//--- example for CList::GetFirstNode()
#include <Arrays\List.mqh>
//---
void OnStart()
  {
   CList *list=new CList;
   //---
   if(list==NULL)
     {
      printf("Object create error");
      return;
     }
   //--- add list elements
   //--- . . .
   CObject *object=list.GetFirstNode();
   if(object==NULL)
     {
      printf("Get node error");
      delete list;
      return;
     }
   //--- use element
   //--- . . .
   //--- do not delete element
   //--- delete list
   delete list;
  }