Array.prototype = 
typeof(Array.prototype) = object
Array.prototype.length = 0
typeof(Array.prototype.length) = number
Array.prototype.toString() = 
Boolean.prototype = false
typeof(Boolean.prototype) = object
Boolean.prototype.length = undefined
typeof(Boolean.prototype.length) = undefined
Boolean.prototype.toString() = false
Date.prototype = Invalid Date
typeof(Date.prototype) = object
Date.prototype.length = undefined
typeof(Date.prototype.length) = undefined
Date.prototype.toString() = Invalid Date
Number.prototype = 0
typeof(Number.prototype) = object
Number.prototype.length = undefined
typeof(Number.prototype.length) = undefined
Number.prototype.toString() = 0
RegExp.prototype = /(?:)/
typeof(RegExp.prototype) = object
RegExp.prototype.length = undefined
typeof(RegExp.prototype.length) = undefined
RegExp.prototype.toString() = /(?:)/
String.prototype = 
typeof(String.prototype) = object
String.prototype.length = 0
typeof(String.prototype.length) = number
String.prototype.toString() =