let sum = (a,b) => {
b = Number(b);
for(let i = 0; i <Number(a);i++) b++;
return b;
};
console.log(sum('3000','2000')); //5000aaa.prototype = {
am : {
aam : function(){
console.log(this.Version);
this.bm();
}
},
bm : function() {
console.log('done');
}
}