Contact Form Backend

I am struggling to find a good, concise tutorial on how to receive emails when people submit data through a form on your website. I currently have a simple one with php, but it has a few vulnerabilities. A little background: I am new to php.

Comments

[J. Jefferson N. do Vale]

Olá! Hello!
I am also new in PHP, and in the English.
Follow your post.
Good luck to us. :)

[John LeMay]

Great job with the English! Good luck to us both!

[J. Jefferson N. do Vale]

Thank you