显示html代码的函数

joan0106

php函数
htmlspecialchars()
<?php      $html = htmlspecialchars("<a href='text'>test</a>");    echo $html;  ?> 
nl2br()
 把'\n'换行用<br/>or<br>代替插入内容
 
example:
 

<?php   echo nl2br("an apple is red \n you agree with me");    //an apple is red<br/>you agree with me?>