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_dir() Function.
The PHP is_dir() function checks whether the specified file is a directory.
The PHP is_dir() function checks whether the specified file is a directory.
Syntax
Following below is the syntax to use this function -
bool is_dir ( string $filename )
READ: PHP | fwrite() Function
This built-in PHP function can tell whether the given filename is a directory.
Return Value
This built-in PHP function returns true if the directory exists.
Example1
Try out the below example -
<?php $file = "/PhpProject/php"; if(is_dir($file)) { echo ("$file is a directory"); } else { echo ("$file is not a directory"); } ?>
Output
When the above code is executed, it will produce the following result -
/PhpProject/php is a directory
Example2
Try out the below example -
<?php var_dump(is_dir("/PhpProject/simple.txt")); var_dump(is_dir("/PhpProject/php")); var_dump(is_dir("..")); ?>
Output
When the above code is executed, it will produce the following result -
bool(false) bool(true) bool(true)
READ: PHP | glob() Function
Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP is_executable() Function.
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Thanks for reading and bye for now.
Do feel free to ask your questions where necessary and we will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.
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Thanks for reading and bye for now.