PowerShell: HashMap Enumeration Example – Set Active-X on Internet Explorer

function allowActiveX($zone='Trusted'){
        #Source: https://learn.microsoft.com/en-us/previous-versions/troubleshoot/browsers/security-privacy/ie-security-zones-registry-entries
        #Reference table:
        #Value    Setting
        #------------------------------
        #0        My Computer
        #1        Local Intranet Zone
        #2        Trusted sites Zone
        #3        Internet Zone
        #4        Restricted Sites Zone
        $hashMap=@{
            '2702'=0 #ActiveX controls and plug-ins: Allow ActiveX Filtering = Enable (2702)
            '1208'=0 #ActiveX controls and plug-ins: Allow previously unused ActiveX controls to run without prompt = Enable (1208)
            '1209'=0 #ActiveX controls and plug-ins: Allow Scriptlets = Enable (1209)
            '2201'=3 #ActiveX controls and plug-ins: Automatic prompting for ActiveX controls = Disable (2201)
            '2000'=0 #ActiveX controls and plug-ins: Binary and script behaviors = Enable (2000)
            '120A'=0 #Display video and animation on a webpage that does not use external media player = Enable (120A)
            '1001'=0 #ActiveX controls and plug-ins: Download signed ActiveX controls = Enable (1001)
            '1004'=0 #ActiveX controls and plug-ins: Download unsigned ActiveX controls = Enable (1004)
            '1201'=0 #ActiveX controls and plug-ins: Initialize and script ActiveX controls not marked as safe for scripting = Enable (1201)
            '120B'=3 #Only allow approved domains to use ActiveX without prompt = Disable (120B)
            '1200'=0 #ActiveX controls and plug-ins: Run ActiveX controls and plug-ins = Enable (1200)
            '1405'=0 #ActiveX controls and plug-ins: Script ActiveX controls marked as safe for scripting = Enable (1405)
            }        
        $zoneCode=switch($zone){
            'My Computer'{0;break}
            'Local Intranet'{1;break}
            'Trusted'{2;break}
            'Internet'{3;break}
            'Restricted Sites'{4;break}
            default{2}
            }        
        $trustedDomains="HKCU:\Software\Microsoft\Windows\CurrentVersion\Internet Settings\zones\$zoneCode"
        $currentValues=Get-ItemProperty $trustedDomains
        foreach ($item in $hashMap.GetEnumerator()) {
            $key = $item.Key
            $value = $item.Value
            if($currentValues.$key -ne $value){
                $null=New-ItemProperty -Path $trustedDomains -Name $key -Value $value -PropertyType DWORD -Force
                }
        }
    }