Simple PHP MySQL class (query delete update)

Source: Internet
Author: User
Tags php mysql
The code is as follows Copy Code
Class MySQL
{
Private $host;
Private $user;
Private $pass;
Private $database;
Private $charset;
function __construct ($host, $user, $pass, $database, $charset)
{
$this--->host= $host;
$this->user= $user;
$this->pass= $pass;
$this->database= $database;
$this->charset= $charset;
$this->connect ();
}
Private function connect ()//Join functions
{
Mysql_connect ($this->host, $this->user, $this->pass) or Die ("failed to connect to database server!");
mysql_select_db ($this->database) or Die ("failed to connect to database!");
mysql_query ("Set names $this->charset");
}
function Select ($sql, $tab, $col, $value)//select functions
{
$select =mysql_query ("Select $sql from $tab where $col = $value");
$row =mysql_fetch_array ($select);
return $row;
}
function inserts ($tab, $col, $value)//Insert Data functions
{
mysql_query ("INSERT into $tab ($col) VALUES ($value)");
}
function Update ($tab, $col, $new _value, $colm, $value)//Updating data functions
{
mysql_query ("UPDATE $tab SET $col = $new _value where $colm = $value");
}
function Delete ($tab, $col, $value)//Remove Data functions
{
mysql_query ("DELETE from $tab where $col = $value");
}
function close ()//Turn off join functions
{
Mysql_close ();

}
}
$mysql =new MySQL ("127.0.0.1", "root", "120360150", "Test", "GBK");
$sql = $mysql->select ("*", "admin", "id", "3");//Select data
Print_r ($sql);//print returned array
$mysql->insert ("admin", "User_name,user_pass", "' 123", ' 123 "); Insert data
$mysql->update ("admin", "User_pass", "All", "id", "3"); Update data
$mysql->delete ("admin", "id", "4"); Delete data
$mysql->close (); Close connection
?>

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