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 Explain include(), include_once, require() and require_once. zendnwar July 24, 2012 Explain include(), include_once, require() and require_once: include() The include() function t .. What is str_split? zendnwar July 23, 2012 str_split : Convert a string to an array <?php $str = “Anwar Hossain”; $arr1 = s ..