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Exchange

Exchange

Swaps two elements in the list.

bool  Exchange(
   CObject*  node1,     // list element
   CObject*  node2      // list element
   )

Parameters

node1

[in] list element

node2

[in] list element

Return Value

true - successful, false - cannot swap the elements.

Example:

//--- example for CList::Exchange(CObject*,CObject*)
#include <Arrays\List.mqh>
//---
void OnStart()
  {
   CList *list=new CList;
   //---
   if(list==NULL)
     {
      printf("Object create error");
      return;
     }
   //--- exchange
   list.Exchange(list.GetFirstNode(),list.GetLastNode());
   //--- use list
   //--- . . .
   //--- delete list
   delete list;
  }
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