Gist Get the List of Excel Functions

GetExcelFunctions.ps1

# Just get the excel function list from Microsoft support, and return only the names and links
if (-not $script:ExcelFunctionList) {
    $excelFunctionPage =
        Invoke-WebRequest https://support.microsoft.com/en-us/office/excel-functions-alphabetical-b3944572-255d-4efb-bb96-c6d90033e188

    $script:ExcelFunctionList = 
        $excelFunctionPage.Links |
        Where-Object Href -match '-function-' |
        ForEach-Object {
            $_.OuterHTML -as [xml]
        } | 
        ForEach-Object {
            $in = $_
            [PSCustomObject]@{
                FunctionName = $in.a.InnerText
                Href = 'https://support.microsoft.com' + $in.a.href
            }
        } |
        Sort-Object FunctionName

    
}

$script:ExcelFunctionList