Add +2 years based on created date in SharePoint using powershell

Question

I want to add a date based on item created date +2 years for all existing items in the New Column Date , can any one help on this using PowerShell?

Example:

Created date: 7/9/2015
Date:         7/9/2017

Answer 1

Here you go:

$spWeb = Get-SPWeb -Identity http://<sitecollection>/<subsite>
$lList=$spWeb.Lists["<ListName>"]  
$spItems = $lList.GetItems()
foreach($spItem in $spItems)
{
    $spItem["Date"] = $spItem["Created"].AddYears(2)
    $spItem.Update()
}