Can a former employee set up a business competing with that of his former employer?

It is legitimate for an employee to want to set up a business, but often the project is developed in the same field of activity as the job previously held. Is this possible without generating conflict with the former employer? Answer in an article of our law firm published on July 23, 2021 by the website www.be-a-boss.com

https://www.chefdentreprise.com/Thematique/creation-entreprise-1024/Breves/ancien-salarie-peut-creer-entreprise-concurrente-son-employeur-363001.htm

___________________________________________________________________