PHP filemtime () function _php Tutorial

Definition and usage

The Filemtime () function returns the last modified time of the file's contents.

If successful, the time is returned in the form of a Unix timestamp. If it fails, it returns false.

Grammar

Filemtime (filename)

Parameters

Describe

FileName is required. Specifies the documents to be inspected.

Description

This function returns the last time the data block in the file was written, that is, the time when the contents of the file were last modified.

Hints and Notes

Hint: The result of this function will be cached. Please use Clearstatcache () to clear the cache.

Example

Echo filemtime ("test.txt");
echo "Last modified:". Date ("F D Y h:i:s.", Filemtime ("test.txt"));
?>

Output:

1139919766
Last Modified:february 14 2006 13:22:46.

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