Home >Backend Development >PHP Tutorial >sqlserver database PHP entry-level connection to a class of mysql database
Project structure:
Running effect;
conn.php
Copy code The code is as follows:
//Host
private $host="localhost";
//Database username
private $name="root";
//Database password
private $pass="";
//Database name
private $table="phptest" ;
//Encoding form
private $ut="utf-8";
//Constructor function
function __construct(){
$this->ut=$ut;
$this->connect();
}
//Database link
function connect(){
$link=mysql_connect($this->host,$this->name,$this->pass) or die ($this->error( ));
mysql_select_db($this->table,$link) or die("No such database: ".$this->table);
mysql_query("SET NAMES '$this->ut'") ;
}
function query($sql, $type = '') {
if(!($query = mysql_query($sql))) $this->show('Say:', $sql);
return $query;
}
function show($message = '', $sql = '') {
if(!$sql) echo $message;
else echo $message.'
'.$sql;
}
function affected_rows() {
return mysql_affected_rows();
}
function result($query, $row) {
return mysql_result($query, $row);
}
function num_rows($query) {
return @ mysql_num_rows($query);
}
function num_fields($query) {
return mysql_num_fields($query);
}
function free_result($query) {
return mysql_free_result($query);
}
function insert_id () {
return mysql_insert_id();
}
function fetch_row($query) {
return mysql_fetch_row($query);
}
function version() {
return mysql_get_server_info();
}
function close() {
return mysql_close( );
}
//Insert value into $table table
function fn_insert($table,$name,$value){
$this->query("insert into $table ($name) value ($value) ");
}
//Delete a record in table $table based on $id value
function fn_delete($table,$id,$value){
$this->query("delete from $table where $id =$value");
echo "The record with id ". $id." was successfully deleted!";
}
}
$db = new ConnectionMySQL();
$db->fn_insert('test', 'id,name,sex',"'','hongtenzone','M'");
$db->fn_delete('test', 'id', 1);
?>