如何在php中替换我的字符串

Question

下面是我的字符串，使用imap从邮件服务器获取。

"i have string get from mail

Hello Everyone
I am comment from RTE 
let me know about extra characters 

Thank You"

Answer 1

检查此代码。我认为它会对你有所帮助

<?php 
 $string = "let me know about extra characters&nbsp;";
 $string = str_replace('&nbsp;', '', $string);
 echo $string;
 echo "<br>";
 // check 2
 $string = "let me know about extra characters&nbsp;";
 $string = preg_replace("/\s|&nbsp;/",' ',$string);
 echo $string;