PHP | is_file() Function

PHP is_file() Function


Hello folks welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP is_file() Function.

The PHP is_file() function checks whether the specified file is a regular file.

Syntax

Following below is the syntax to use this function -

bool is_file ( string $filename )


Return Value

This function returns true if the filename exists and is a regular file, otherwise false.

Example1

Try out the below example -

<?php
   $file = "/PhpProject/php/phptest.txt";
   if(is_file($file)) {
       echo("$file is a regular file");
   } else {
       echo("$file is not a regular file");
   }
?>

Output

When the above code is executed, it will produce the following result -

/PhpProject/php/phptest.txt is a regular file

Example2

Try out the below example -

<?php
   var_dump(is_file("/PhpProject/simple.txt")) . "\n";
   var_dump(is_file("/PhpProject/php")) . "\n";
?>

Output

When the above code is executed, it will produce the following result -

bool(false)
bool(false)


Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP is_link() Function.

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