PHP 从字符串中删除换行符

Posted 2021-05-14

// To remove it, simply replace it with an empty string like this : 
$str = str_replace("\n", "", $str);

//Also, if you want it to be reflected in your HTML you should replace the \n with <BR>.
$str=nl2br($str);

//Or
$str = str_replace("\n", "<BR>", $str);