let r = 0

function _method(a, b) {
    return a + b;
}

function method(a, b) {
    return a + b;
}

let namespace = {}
namespace.method = method

function Test() {}
let instance = new Test()
instance.method = method


Test2.prototype.method = (a, b) => {
        return a + b;
}

function Test2() {
}

let proto = new Test2()

class Test3 {
    method(a, b) {
         return a + b;
    }
}

let c = new Test3()