|SOLVED| Help with onChange event on dropdown

@miguelbuyme

$w.onReady(function() {console.log("Page ready!");
    $w('#dropdown4').onChange(async()=>{
        if ($w('#dropdown4').value ==='duplex') { 
            $w('#group37, #group38').expand();  
            $w('#group37, #group38').show('fade', {duration:500});
            //--------------------------------------------------------
            await $w("#group31, #group32").hide('fade', {duration:500});
            $w("#group31, #group32").collapse();            
        } 

        
        if ($w('#dropdown4').value ==='triplex') {
            $w('#group37, #group38, #group31').expand();    
            $w('#group37, #group38, #group31').show('fade', {duration:500});
            //--------------------------------------------------------
            await $w("#group32").hide('fade', {duration:500});
            $w("#group32").collapse(); 
        }
        

        if ($w('#dropdown4').value === 'fourplex') {
            $w('#group37, #group38, #group31, #group32').expand();  
            $w('#group37, #group38, #group31, #group32').show('fade', {duration:500});
        }
    });
});