Delete Snapshots after X Days

##PowerShell Script to delete snapshots 

Connect-AzAccount
Set-AzContext -Subscription "Subscription Name"
 
$resourceGroupName = "Resouce group Name"
$accountName = "Storage account name"
$shareName = "Share Name"
 
$snapshotLifetimeInDays = "15"
#$snapshotLifetimeInMinutes = ""
$whatIf = $false
 
$CurrentDateTime = (Get-Date).ToUniversalTime()
$DateTimeThreshold = $CurrentDateTime.AddDays(-$snapshotLifetimeInDays)
#$DateTimeThreshold = $CurrentDateTime.AddMinutes(-$snapshotLifetimeInMinutes)
 
Write-Host "Querying all snapshots for share '$shareName'"
$snapshotList = (Get-AzRmStorageShare -ResourceGroupName $resourcegroupname -StorageAccountName $accountName -IncludeSnapshot) | Where-Object { $_.Name -eq $shareName -and $_.snapshotTime -ne $null }
$snapshotList
 
Write-Host "Current date/time is $CurrentDateTime. Removing share snapshots older than '$DateTimeThreshold'"
foreach ($snapshot in $snapshotList) {
    if ($snapshot.SnapshotTime -lt $DateTimeThreshold) {
        Write-Host "Removing snapshot '$($snapshot.snapshotTime)' of share '$($snapshot.Name)'"
        if ($whatIf -ne $true) {
Remove-AzRmStorageShare -ResourceGroupName $resourcegroupname -StorageAccountName $accountName -Name $snapshot.Name -snapshotTime $snapshot.snapshotTime -Force
        }
    } else {
        Write-Host "Retaining recent snapshot '$($snapshot.snapshotTime)' of share '$($snapshot.Name)'"
    }
}
 
Write-Host "Querying all snapshots for share '$shareName' after deletion of old snapshots"
$snapshotListNew = (Get-AzRmStorageShare -ResourceGroupName $resourcegroupname -StorageAccountName $accountName -IncludeSnapshot)
$snapshotListNew