import { LightningElement,api } from 'lwc';

export default class ChildComponentTest extends LightningElement {
    _currentCount = 0;
    priorCount = 0;
    @api counter = 0;
    get counter() {
        return this._currentCount;
    }
    set counter(value) {
        this.priorCount = this._currentCount;
        this._currentCount = value;
    }
    @api
    maximizeCounter() {
      this.counter += 1000000;
    }
}