PHP to determine whether the database connection Success Test example, PHP Judge database example _php tutorial

PHP Test example to determine whether the database is connected successfully, PHP judgment database example

Test example for PHP to determine if the database is connected successfully

If there is an incorrect database configuration, see the PHP and MySQL configuration tutorial:

How to configure the Php-apache-mysql environment under the Win7 system http://www.cnblogs.com/myall/p/4744837.html

 Phperror_reporting(~E_all); $host=$_post[' Host ']; $user=$_post[' User ']; $pwd=$_post[' pwd ']; if(isset($_post[' Host ']) &&isset($_post[' User ']) &&isset($_post[' pwd '])){        if(strlen($host) <1 orstrlen($user) <1 orstrlen($pwd) <1){            Echo"Please complete the relevant database link information. "; Exit(0); }        $conn=mysql_connect($host,$user,$pwd) or die("error-Database connection failed! "); if($conn){            Echo"Ok-database connection was successful! "; }    }?>

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