Add a user to a SharePoint site #PowerShell #SharePoint

Add-SPUser-to-site.ps1

$web = Get-SPWeb "http://portal"

function AddGroupToSite ($web, $groupName, $permLevel)
{
    $account = $web.SiteGroups[$groupName]
    $assignment = New-Object Microsoft.SharePoint.SPRoleAssignment($account)
    $role = $web.RoleDefinitions[$permLevel]
    $assignment.RoleDefinitionBindings.Add($role);
    $web.RoleAssignments.Add($assignment)
}