Delete SharePoint List-item using PowerShell

if ((Get-PSSnapin "Microsoft.SharePoint.PowerShell" -ErrorAction SilentlyContinue) -eq $null)

{

    Add-PSSnapin "Microsoft.SharePoint.PowerShell"

}

write-host "This will delete data, type YES to continue"

$retval = read-host

if ($retval -ne "YES")

{

    write-host "exiting - you did not type yes" -foregroundcolor green

    exit

}

write-host "continuing,Please enter site name"

$url = read-host

$web = get-spweb $url

write-host "Please enter list name"

$listName = read-host

$list = $web.lists | where {$_.title -eq $listName}

if ($list.items.count -ne 0)

{

$items = $list.items

foreach ($item in $items)

{

    Write-host "  Say Goodbye to $($item.id)" -foregroundcolor red

    $list.getitembyid($Item.id).Delete()

}

write-host "$($list.title) List item has been deleted successfully"

}else{

Write-host "List $($list.title) has $($list.items.count) entries or List doesn't exit"

}

Save with one folder(.PS1 and below .bat) bat and run with admin in powershell

cd /d %~dp0

powershell -noexit -file "DeleteAllListItem.PS1" "%CD%"

pause