PHP is_uploaded_file() function

Definition and usage

The is_uploaded_file() function checks whether the specified file was uploaded via HTTP POST.

This function returns TRUE if the file was uploaded via HTTP POST.

grammar

 is_uploaded_file(file)

Tips and Notes

Note: The results of this function will be cached. Please use clearstatcache() to clear the cache.

Example

 <?php$file = "test.txt";if(is_uploaded_file($file)) { echo ("$file is uploaded via HTTP POST"); }else { echo ("$file is not uploaded via HTTP POST") ; }?>

The above code will output:

 test.txt is not uploaded via HTTP POST