PHP | unlink() Function
January 13, 2021
Hello dear readers! welcome back to another edition of our tutorial on PHP. In this tutorial guide, we are going to be discussing about the PHP unlink() Function.
The built-in PHP unlink() function deletes a filename and it is similar to the Unix C unlink() function.
The built-in PHP unlink() function deletes a filename and it is similar to the Unix C unlink() function.
Syntax
Following below is the syntax to use this function -
bool unlink ( string $filename [, resource $context ] )
READ: PHP | tmpfile() Function
Return Value
This built-in function returns true on success, or false on failure.
Example1
Try out the below example -
<?php $file = "/PhpProject/php/sample.txt"; if(!unlink($file)) { echo ("Error deleting $file"); } else { echo ("Deleted $file successfully"); } ?>
Output
When the above code is executed, it will produce the following result -
Deleted /PhpProject/php/sample.txt successfully
Example2
Try out the below example -
<?php $fh = fopen("/PhpProject/test.html", "a"); fwrite($fh, "<h1> Hello world! </h1>"); fclose($fh); unlink("/PhpProject1/test.html"); ?>
Output
When the above code is executed, it will produce the following result -
file deleted succcessfully
READ: PHP | umask() Function
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 Hash Functions.
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Do feel free to ask your questions where necessary and i 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.