Implementing an Array

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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.data; } pop() { const lastItem = this.data[this.length - 1]; delete this.data[this.length - 1]; this.length-- return lastItem; } deleteAtIndex(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]; } console.log(this.data[this.length - 1]); delete this.data[this.length - 1]; this.length--; } } const myArray = new MyArray(); myArray.push('hi'); myArray.push('you'); myArray.push('!'); myArray.pop(); myArray.deleteAtIndex(0); myArray.push('are'); myArray.push('nice'); myArray.shiftItems(0); console.log(myArray);
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