PHP File Upload Configuration

Uploading Files

• Configure the "php.ini" file to enable file uploads by setting file_uploads=on.
• The "php.ini" file can also be configured to upload files larger than 2MB by changing settings.

Creating the HTML Form

• Use the enctype="multipart/form-data" attribute in the form to specify the content type.

Uploading the File PHP Script

• Step 1: Check if the directory (uploaded) folder exists, and create it if it doesn't.
• is_dir function checks if a filename is a directory, and mkdir function creates a directory.

Checking File Existence

• Step 2: Check if the file already exists in the "uploaded" folder, and display an error message if it does.

Checking File Size

• Step 3: Check if the file size exceeds 2MB, and display an error message if it does.

Checking File Types

• Step 4: Check the file type and allow only specific types:
  • Image files: JPG, JPEG, PNG, and GIF
  • Audio files: MP3 and OGG
  • Video files: MP4, AVI, MOV, 3GP, and MPEG
  • PDF files: Only PDF files are allowed.

Uploading the File

• Step 4: If all checks pass, upload the file to the "uploaded" folder using the move_uploaded_file function.