MQL5 - Language of trade strategies built-in the MetaTrader 5 client terminal

Automated Trading Language Documentation

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Insert

Inserts element in the list in the specified position.

int  Insert(
   CObject*  element,     // Element to insert
   int       pos          // Position
   )

Parameters

element

[in] value of the element to insert in the list

pos

[in] Position in the list to insert

Return Value

If successful, it returns the index of inserted element, or -1 in the case of error.

Note

Element is not added to the list, if the parameter does not pass valid pointer (ie NULL).

Example:

//--- example for CList::Insert(CObject*,int) 
#include <Arrays\List.mqh> 
//--- 
void OnStart() 
  { 
   CList *list=new CList; 
   //--- 
   if(list==NULL
     { 
      printf("Object create error"); 
      return
     } 
   //--- insert 100 elements 
   for(int i=0;i<100;i++) 
     { 
      if(list.Insert(new CObject,0)==-1) 
        { 
         printf("Element insert error"); 
         delete list; 
         return
        } 
     } 
   //--- use list 
   //--- . . . 
   //--- delete list 
   delete list; 
  } 


Updated: 2010.08.03
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