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PHP filemtime() Function


PHP Filesystem Reference Complete PHP Filesystem Reference

Definition and Usage

The filemtime() function returns the last time the file content was modified.

This function returns the last change time as a Unix timestamp on success, FALSE on failure.

Syntax

filemtime(filename)

Parameter Description
filename Required. Specifies the file to check


Tips and Notes

Note: The result of this function are cached. Use clearstatcache() to clear the cache.


Example

<?php
echo filemtime("test.txt");
echo "<br />";
echo "Last modified: ".date("F d Y H:i:s.",filemtime("test.txt"));
?>

The output of the code above could be:

1139919766
Last modified: February 14 2006 13:22:46.


PHP Filesystem Reference Complete PHP Filesystem Reference

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