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 Allowed memory size of 134217728 bytes exhausted (tried to allocate 24 bytes) zendnwar August 26, 2013 This is memory limit problem. You can solve your problem several way. Answer 1 : ini_set('mem .. What is Constructors and Destructors? zendnwar July 25, 2012 What is Constructors and Destructors? CONSTRUCTOR : PHP allows developers to declare constructo ..