php mysqli扩展类 怎样判断php mysqli扩展类是否开启
人气:0想了解怎样判断php mysqli扩展类是否开启的相关内容吗,在本文为您仔细讲解php mysqli扩展类的相关知识和一些Code实例,欢迎阅读和指正,我们先划重点:怎样判断php,mysqli扩展类开启,判断php,mysqli扩展类开启,下面大家一起来学习吧。
如何判断php mysqli扩展类是否开启
php判断mysqli扩展类是否开启,源码如下:
<?php /* by http://www.manongjc.com/article/1206.html */ function mysqlinstalled (){ if (function_exists ("mysql_connect")){ return true; } else { return false; } } function mysqliinstalled (){ if (function_exists ("mysqli_connect")){ return true; } else { return false; } } if (mysqlinstalled()){ echo "<p>The mysql extension is installed.</p>"; } else { echo "<p>The mysql extension is not installed..</p>"; } if (mysqliinstalled()){ echo "<p>The mysqli extension is installed.</p>"; } else { echo "<p>The mysqli extension is not installed..</p>"; } ?>
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