(Solved) : Anyone Explain C Delete Function Work Complete Code Https Wwwcheggcom Homework Help Questi Q38228817 . . . .

Can anyone explain how this C++ delete function work?

the complete code is from here:
https://www.chegg.com/homework-help/questions-and-answers/need-help-coding-c-please-write-program-implements-database-system-program-use-array-type–q29248205

public:int searchContact(string ph)
{
   int i;

   //search the contact_list from starting to currentsixe
   for (i = 0; i < size; i++)
   {
       //if required contact fount exitfrom loop
       if (ph ==contact_list[i].getPhoneNumber())
           break;

   }
   //If contact not found display that message touser
   if (i == size)
   {
       cout << “nCouldnt find anycontact details with phone number:” << ph <<endl;
       return -1;
   }
   else//if found display cntact details
   {
       cout << “nContactFoundn”;
       cout <<contact_list[i];
       return i;
   }
}

   //method to delete contact