File last modified php

Here's the php code to do it. The method glob will return an array of file names with full path matching the given pattern. And filemtime will get the last modified date and time of a file in unix timestamp. The function usort will sort the given array by value based upon the user defined comparison function. In this case the comparison is based upon the last-modified date. This technical post helps me to improve my skills set, thanks for this wonder article I expect your upcoming blog, so keep sharing The modifications just have to happen within less than a second.

I ran into this with Apache on Windows XP. If PHP's integer type is only 32 bits on your system, filemtime will fail on files over 2GB with the warning "stat failed".

All stat -related commands will exhibit the same behavior. It could be useful to determinate the timestamp of the newest file in a directory. This method can be used for obtaining metainformation about the entity implied by the request without transferring the entity-body itself.

This method is often used for testing hypertext links for validity, accessibility, and recent modification. If you want this functionality for the parent web page you should use getlastmod i. Also on bit systems, filemtime also does not work for files with modification time set beyond Jan On windows you can set the system time to any arbitrary future date, and any new files you created or edited will automatically change to that future date. If exec isn't permitted for some reason, and if you could access the file via an web url e.

I have tested it and it works for years like and On the Windows system filectime returns the creation time. If you're interested in getting the last modification time of a different file, consider using filemtime. Returns the time of the last modification of the current page. The value returned is a Unix timestamp, suitable for feeding to date. Improve Article. Save Article. Like Article. Last Updated : 03 May, Previous PHP filectime Function. Next PHP time Function. Recommended Articles.

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