PHP | filemtime() Function

PHP filemtime() Function

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 filemtime() Function.

The built-in PHP filemtime() function returns the last time the file content was modified.


Following below is the syntax to use this function -

int filemtime ( string $filename )

This built-in function can return when the data blocks of a file was written to, i.e., the time when the content of the file has changed.

Return Value

This built-in PHP function returns the last changed time as Unix timestamp on success or false on failure.


Try out the below example -

   echo filemtime("/PhpProject/sample.txt"); 
   echo "\n";
   echo "Last modified: ".date("F d Y H:i:s.",filemtime("/PhpProject/sample.txt"));


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

Last modified: May 25 2020 09:40:49.

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

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