What's the best way/practice to get the extension of a uploaded file in PHP
18651
How do I get a file extension in PHP?
45639
PHP Data-URI to file
127675
Get file content from URL?
64125
How do I see the extensions loaded by PHP?
131047
Return total number of files within a folder using PHP
79374
Extracting extension from filename in Python
63534
Adding the PHP json extension
37597
How to determine appropriate file extension from MIME Type in Java
65290
How can I attach a file to a post?
146503
PHP – get the size of a directory
93515
How can I compose a multipart/form-data request?
97362
Can file uploads time out in PHP?
150180
How to post data in PHP using file_get_contents?
150663
Upload File as a Form Data through chrome extension
89213
How to use file_get_contents or file_get_html?
122348
PHP file listing multiple file extensions
63343
How does Ubuntu know what file type a file without extension is?