Salesforce

// Apex Trigger Example
trigger OpportunityTrigger on Opportunity (before insert, before update) {
    for (Opportunity opp : Trigger.new) {
        if (opp.Amount > 1000000) {
            // Automatically set high-value flag
            opp.Priority__c = 'High';

            // Send notification to VP Sales
            Messaging.SingleEmailMessage mail = new Messaging.SingleEmailMessage();
            mail.setToAddresses(new String[] {'vpsales@company.com'});
            mail.setSubject('High-Value Opportunity: ' + opp.Name);
            mail.setPlainTextBody('New opportunity worth $' + opp.Amount);
            Messaging.sendEmail(new Messaging.SingleEmailMessage[] { mail });
        }
    }
}

// Lightning Web Component (LWC)
import { LightningElement, api, wire } from 'lwc';
import { getRecord } from 'lightning/uiRecordApi';

export default class OpportunityCard extends LightningElement {
    @api recordId;
    @wire(getRecord, { recordId: '$recordId', fields: ['Opportunity.Name', 'Opportunity.Amount'] })
    opportunity;
}