Usage
- Security: File type and size validation help prevent security vulnerabilities such as file upload attacks or denial of service attacks.
- User Experience: Proper validation provides feedback to users about allowed file types and sizes, improving the user experience.
How to check the Type and Size before File Uploading in PHP ?
In PHP, it’s essential to validate file types and sizes before allowing users to upload files to a server. This helps prevent potential security vulnerabilities and ensures that only allowed file types and sizes are accepted. PHP provides various methods to perform these validations, including checking file extensions, MIME types, and file sizes.