How to Transform a String from Multi-Line to Single-Line in PHP? zendnwar August 18, 2014 PHP Basic 1 Comment It is very simple. Just add below code. echo str_replace(array(“\r”,”\n”),””, $str); Related Posts Regular Expressions Examples zendnwar July 27, 2012 Regular Expressions Examples Regular Expressions for Username Pattern : /^a-z0-9_-{3,16}$/ Desc .. session_start(): Cannot send session cache limiter zendnwar June 18, 2014 It has very simple solution <?php ob_start(); session_start(); ?> Above session write bef ..