PHP is_file() function

PHP provides is_file() function to indicate whether the specified file is a regular file.

Syntax

is_file(string filename)

Here, filename is the name of the file or file path. This function returns a boolean value either TRUE or FALSE. If the specified filename is a regular file, it returns TRUE otherwise it returns FALSE.

Example 1

<?php
    $filename = 'test.txt';
    if(is_file($filename)) {
        echo("$filename is a regular file.");
    }
	else {
		echo("$filename is not a regular file.");
	}
?>

Output of the above code -

test.txt is a regular file.




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