myNew keywordfunc
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// My thanks to MPJ.
//code snnipet based on mpjs video about object creation:https://www.youtube.com/watch?v=Y3zzCY62NYc
let Person = function(saying){
this.saying = saying;
}
Person.prototype.talk = function(){
console.log('i say:', this.saying);
}
let myNew = function(constructor){
let obj = Object.create(constructor.prototype); //{}
//Object.setPrototypeOf(obj,constructor.prototype);
let args = Array.from(arguments);
constructor.apply(obj, args.slice(1));
return obj;
}
//let mpj = new Person('Good monday morning.');
let mpj = myNew(Person,'Good monday morning.');
mpj.talk();
JavaScript
INFO