import { LightningElement,api,track } from 'lwc'; export default class CustomShipmentNumberComp extends LightningElement { @api recordId; @api shipmentNumber; connectedCallback(){ console.log('shipmentNumber = ' + this.shipmentNumber); } shipmentNumberBlur(event){ console.log('shipmentNumberBlur') this.shipmentNumber = event.target.value; this.dispatchEvent(new CustomEvent('shipmentnumber', { composed: true, bubbles: true, cancelable: true, detail: { data: { shipmentnumber: this.shipmentNumber, recordId: this.recordId } } })); } }