class MyArray {
constructor() {
this.length = 0;
this.data = {};
}
get(index){
return(this.data[index]);
}
push(item){
this.data[this.length] = item;
this.length++;
return this.length;
}
pop() {
const lastItem = this.data[this.length-1];
delete this.data[this.length-1];
this.length--;
return lastItem;
}
delete(index) {
const item = this.data[index];
this.shiftItems(index);
return item;
}
shiftItems(index){
for(let i=index; i<this.length-1; i++){
this.data[i] = this.data[i+1];
}
delete[this.data.length-1];
this.length--;
}
}
const newArray = new MyArray();
newArray.push('hi');
console.log(newArray);
