What is the difference between the functions unlink and unset? zendnwar July 24, 2012 PHP Basic 0 Comments unlink() deletes the given file from the file system. unset() makes a variable undefined. Related Posts Revolution of PHP 7: Usage of Return Types and Removal of Artifacts zendnwar January 29, 2015 28 January 2015 Boston: As the date for PHP 7’s release is approaching rapidly, the group is .. TCPDF Fatal error: Allowed memory size of 134217728 bytes exhausted zendnwar August 26, 2013 This is only memory limit problem. you can increase ini_set() function. Hope so it will work. ..