PowerShell Function to recurse all levels of a nested object and convert valid date strings to [datetime] properties

ConvertDateProperties.ps1

Function Convert-DateProperties {
<#
.SYNOPSIS
    Converts string properties that have 'date' in their name to datetime properties, recursively in all levels of an object.
.PARAMETER object
    The object to convert.
.PARAMETER name
    The string that should be matched in the name property of the object. Default = 'Date'.
.EXAMPLE
    $MyObj | Convert-DateProperties
#>
    Param(
        [parameter(ValueFromPipeline)]
        [object]$Object,
        
        [string]$Name = 'Date'
    )

    Begin { 
        $TypesToExclude = 'System.DateTime', 'System.Boolean', 'System.String', 'System.Int32', 'System.Char' 
    }
    Process {        
        $Object.Psobject.Properties | ForEach-Object {

            If ( ($_.Name -match $Name) -and ($_.Value -as [DateTime]) ) { $_.Value = [DateTime]$_.Value }

            ElseIf ($_.TypeNameOfValue -notin $TypesToExclude) {
                $Obj = $($Object.$($_.Name))
                If ($Obj -ne $null) { Convert-DateProperties -Object $Obj }
            }
        }
        Write-Output $Input
    }
}