Reading large files from end

Question

Can I read a file in PHP from my end, for example if I want to read last 10-20 lines?

And, as I read, if the size of the file is more than 10mbs I start getting erro

Answer 1

Following snippet worked for me.

$file = popen("tac $filename",'r');

while ($line = fgets($file)) {

   echo $line;

}

Reference: http://laughingmeme.org/2008/02/28/reading-a-file-backwards-in-php/