Run results for: class vs proto

Test name	Executions per second
class	58425.6 Ops/sec
functional w/o static inherit	97016.7 Ops/sec
functional w/ setproto static inherit	66483.8 Ops/sec

class

(()=>{


class Base {
    static s1() {
        let n = Math.random()
        n = n * 1000
        let x = 0
        while (n) {
            n = n - 1
            x = n
        }
        return n
    }
    static s2() {
        return JSON.stringify(window)
    }
    p1() {
        let n = Math.random() << 1
        n = n * 1000 >> 1
        while (n) {
            n = n - 1
        }
        return n
    }
    p2() {
        return JSON.stringify(document)
    }
}

class Mid extends Base {
    static ss1() {
        let n = Math.random()
        return n << n
    }
    static ss2() {
        return JSON.stringify(window) + 'xxx'
    }
    pp1() {
        const n = Math.random() << 12
        return n
    }
    pp2() {
        return JSON.stringify(document) + Date.now()
    }
}

class Sub extends Mid {}

new Base()
new Mid()
new Sub()

})()

functional w/o static inherit

(()=>{

function Base() {}
Base.prototype.constructor = Base
Base.s1 = function() {
    let n = Math.random()
    n = n * 1000
    let x = 0
    while (n) {
        n = n - 1
        x = n
    }
    return n
}
Base.s2 = function() {
    return JSON.stringify(window)
}
Base.prototype.p1 = function() {
    let n = Math.random() << 1
    n = n * 1000 >> 1
    while (n) {
        n = n - 1
    }
    return n
}
Base.prototype.p2 = function() {
    return JSON.stringify(document)
}

function Mid(){ Base.call(this) }
Mid.prototype = Object.create(Mid.prototype)
Mid.prototype.constructor = Sub
Mid.ss1 = function () {
    let n = Math.random()
    return n << n
}
Mid.ss2= function () {
    return JSON.stringify(window) + 'xxx'
}
Mid.prototype.pp1 = function() {
    const n = Math.random() << 12
    return n
}
Mid.prototype.pp2 = function() {
    return JSON.stringify(document) + Date.now()
}

function Sub(){ Mid.call(this) }
Sub.prototype = Object.create(Mid.prototype)
Sub.prototype.constructor = Sub

new Base()
new Mid()
new Sub()

})()

functional w/ setproto static inherit

(()=>{

function Base() {}
Base.prototype.constructor = Base
Base.s1 = function() {
    let n = Math.random()
    n = n * 1000
    let x = 0
    while (n) {
        n = n - 1
        x = n
    }
    return n
}
Base.s2 = function() {
    return JSON.stringify(window)
}
Base.prototype.p1 = function() {
    let n = Math.random() << 1
    n = n * 1000 >> 1
    while (n) {
        n = n - 1
    }
    return n
}
Base.prototype.p2 = function() {
    return JSON.stringify(document)
}

function Mid(){ Base.call(this) }
Object.setPrototypeOf(Mid, Base)// !!
Mid.prototype = Object.create(Mid.prototype)
Mid.prototype.constructor = Sub
Mid.ss1 = function () {
    let n = Math.random()
    return n << n
}
Mid.ss2= function () {
    return JSON.stringify(window) + 'xxx'
}
Mid.prototype.pp1 = function() {
    const n = Math.random() << 12
    return n
}
Mid.prototype.pp2 = function() {
    return JSON.stringify(document) + Date.now()
}

function Sub(){ Mid.call(this) }
Object.setPrototypeOf(Sub, Mid)// !!
Sub.prototype = Object.create(Mid.prototype)
Sub.prototype.constructor = Sub

new Base()
new Mid()
new Sub()

})()