PHP按行读取文件 去掉换行符”\n”:
第一种:
$content=str_replace("\n","",$content);
echo $content;
或者:
$content=str_replace(array("\n","\r"),"",$content);
第二种:
$content=preg_replace("/\s/","",$content);
echo $content;
第三种:
$content=trim($content);
PHP按行读取文件时删除换行符的3种方法
原文:http://www.jb51.net/article/49674.htm