Class CompanyField

// Deletes the first company associated with contact 'John Doe'
const contacts = ContactsApp.getContactsByName('John Doe');
const company = contacts[0].getCompanies()[0];
company.deleteCompanyField();

// Logs company name for all companies associated with contact 'John Doe'
const contacts = ContactsApp.getContactsByName('John Doe');
const companies = contacts[0].getCompanies();
for (const i in companies) {
  Logger.log(companies[i].getCompanyName());
}

// Logs job title for all companies associated with contact 'John Doe'
const contacts = ContactsApp.getContactsByName('John Doe');
const companies = contacts[0].getCompanies();
for (const i in companies) {
  Logger.log(companies[i].getJobTitle());
}

// Logs true or false depending on whether each company is the primary
// company for contact 'John Doe'
const contacts = ContactsApp.getContactsByName('John Doe');
const companies = contacts[0].getCompanies();
for (const i in companies) {
  Logger.log(companies[i].isPrimary());
}

// Sets the first company associated with contact 'John Doe' as primary
const contacts = ContactsApp.getContactsByName('John Doe');
const company = contacts[0].getCompanies()[0];
company.setAsPrimary();

// Sets the company name for the first company associated with contact 'John
// Doe'
const contacts = ContactsApp.getContactsByName('John Doe');
const company = contacts[0].getCompanies()[0];
company.setCompanyName('ACME Corp');

// Sets the job title for the first company associated with contact 'John Doe'
const contacts = ContactsApp.getContactsByName('John Doe');
const company = contacts[0].getCompanies()[0];
company.setJobTitle('Manager');