<?php $test = 'world cup'; $arr = explode("\n",$test); $C= new stdClass(); $C->AUTO_HASHTAG = $arr; $myarr = array("world cup"); foreach($myarr as &$ht){ if(strpos($ht,'o')!==false) $myarr[] = str_replace('o','O',$ht); if(strpos($ht,'O')!==false) $myarr[] = str_replace('O','o',$ht); } var_export($myarr);
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