Check if $_FILES is html
137047
How to check file types of uploaded files in PHP?
3531
Determine if uploaded file is image (any format) on MVC
133114
how to iterate over non-English file names in PHP
49696
Checking it see if a file exists in a script
64809
How to check if a folder exists?
97868
Checking for a file and whether it is readable and writable
114882
Detect Browser Language in PHP
113097
How do I get a file name from a full path with PHP?
42876
How do I Validate the File Type of a File Upload?
157559
In a Bash if condition, how to check whether any files matching a simple wildcard expression exist?
149580
Searching for specific file extensions in a folder/directory (PHP)
92335
Check if a file is executable
138822
Check if it's the front page in the template
116434
How to identify the file type of a file?
85966
How to check if a file is a valid image file?
11200
How to prevent XSS with HTML/PHP?
79635
Test if file exists