Home > php教程 > php手册 > PHP配置函数ini_get()的具体用法介绍

PHP配置函数ini_get()的具体用法介绍

WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB
Release: 2016-06-13 11:08:20
Original
1427 people have browsed it

输出:

  1. display_errors = 1 
  2. register_globals = 0 
  3. post_max_size = 8M 
  4. post_max_size+1 = 9 

PHP配置函数ini_get()主要是为了获取配置文件,可以方便你很多操作。比如你想操作字符串过滤,但是又不清楚magic_quotes_gpc有没有打开,所以你就可以这样写一个函数:

<ol class="dp-xml">
<li class="alt"><span><span>/* 字符串过滤函数 */  </span></span></li>
<li><span>function stringFilter($str)  </span></li>
<li class="alt"><span>{  </span></li>
<li><span>if (ini_get(’magic_quotes_gpc)’) </span></li>
<li><span>{  </span></li>
<li class="alt"><span>return $str;  </span></li>
<li><span>} </span></li>
<li><span>else {  </span></li>
<li class="alt"><span>return addslashes($str);  </span></li>
<li><span>}  </span></li>
<li class="alt"><span>} </span></li>
</ol>
Copy after login

当然,如果你无法知道你的全局变量是否打开,也可以定制这样的函数:

<ol class="dp-xml">
<li class="alt"><span><span>/* 变量检测函数 */  </span></span></li>
<li><span>function getGetVar($var)  </span></li>
<li class="alt"><span>{  </span></li>
<li><span>if (ini_set(’register_gobals’))</span></li>
<li><span>{  </span></li>
<li class="alt"><span>return $var;  </span></li>
<li><span>} </span></li>
<li><span>else {  </span></li>
<li class="alt"><span>return $_GET['var'];  </span></li>
<li><span>}  </span></li>
<li class="alt"><span>} </span></li>
</ol>
Copy after login

当然,你可以用PHP配置函数ini_get()做很多用途,自己慢慢体会。


Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Latest Issues
php data acquisition?
From 1970-01-01 08:00:00
0
0
0
PHP extension intl
From 1970-01-01 08:00:00
0
0
0
How to learn php well
From 1970-01-01 08:00:00
0
0
0
Popular Recommendations
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template