使用来自数据库的数据预先设置窗体的值

I have a form in a web (build with html). Let's say that I have some values for the form that can change, so I store them in a database. What I want to do is that everytime that an user goes to the page where the form is, the data from the database has to be read and the form has to be filled with that information (For example, I have a field for an e-mail, so I want to fill it with the e-mail I have in the database).I have a form in a web (build with html). Let's