Precautions for php file upload form

We start formal learning and learn how to upload files. To upload files, a form must be prepared on the web page.

This is a simple HTML page form. The form form prepares a dedicated class for file content. Whentype=file is selected, the default is to upload the file content.

Let’s take a look at the code and precautions of the form

Notes:

1. The parameter method in the form form must be post. If it is get, file upload cannot be performed

2.enctype must be multipart/form-data