- ⌂ mime_type
- Static Methods
mime_type::get_extension_from_data()
Get the file extension of a file format based on file data.
Prototype
string get_extension_from_data(string $data)
Parameters
- data - A string containing the text or binary data of a file.
Return
A string containing the file extension, in all lowercase, and without the dot. For example, "pdf".
Example
// print the file extension based on file data
$filename = 'article.pdf';
$data = file_get_contents($filename);
$ext = \io_comand_util\mime_type::get_extension_from_data($data);
echo("File extension for $filename is $ext");