test3.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>

    <script>
        
        
    var transDataPropConfigurable = (function(obj, prop){
        var v = obj[prop];

        Object.defineProperty(obj, prop, {
            get : () => {console.log('transDataPropConfigurable '+prop); return v},
            set : (val) => v = val,
            configurable : false
        })
    })

    var transDataPropWrittable = (function(obj, prop){
        var v = obj[prop];

        obj[prop] = new Proxy(v,{
            
        })

    })

    transDataPropConfigurable(window, 'alert')


    </script>
</head>
<body>
	<div id="hello" name='hello2'></div>
    
</body>
</html>