php mysql通用类_PHP连接MYSQL数据库通用类_PHP教程
include “mysql.php”;
$db = new Dirver();
$db->DBLink($dbhost=’localhost’, $dbuser=’root’, $password=’password’, $dbname=’name’, $pconnect=0);
?>
PHP連接MYSQL數據庫類
mysql.php
Class Dirver{
//連接數據庫
//link database
function DBLink($dbhost=’localhost’, $dbuser=’root’, $password=”, $dbname=”, $pconnect=0){
$this->LinkID[$this->Line] = ($pconnect == 1)? @mysql_pconnect($dbhost, $dbuser, $password) : @mysql_connect($dbhost, $dbuser, $password) or die(“Connect to MySQL ($dbhost,$dbuser) failed”);
//選擇連接數據庫
//choose to link database
@mysql_select_db($dbname, $this->LinkID[$this->Line]) or die(‘Cannot use database ‘.$dbname);
return $this->LinkID[$this->Line];
}
//查詢語句
//view qurry
function query($query,$limit=”) {
$this -> nums ++;
//檢測如果有限制數據集則處理
//test if there is finite data,then function
if($limit>0){
$query = $query.’ LIMIT ‘.$limit;
}
$this-> Lists[$this->Line][] = $query;
$querys = mysql_query($query,$this->LinkID[$this->Line]);
if(!$querys){
$this->DB_Error($query);
}
return $querys;
}
//返回數組資料
//back to array info
function fetch_array($query) {
return @mysql_fetch_array($query, MYSQL_ASSOC);
}
//返回數組資料
//back to array info
function result($query) {
return @mysql_result($query,$this->LinkID[$this->Line]);
}
//返回數組資料行
//back to row info
function rows($query) {
return $this->fetch_array($this->query($query));
}
//返回數組行
//back to numrows
function nums($query) {
return $this->num_rows($this->query($query));
}
//取得返回列的數目
//fetch the numbers backing out
function num_rows($query){
return @mysql_num_rows($query);
}
//返回單列的各字段
//return to every field of single row
function fetch_row($query) {
return @mysql_fetch_row($query);
}
//返回最后一次使用 INSERT 指令的 ID
//return to inserted ID used last time
function insert_id(){
return @mysql_insert_id($this->LinkID[$this->Line]);
}
//關閉當前數據庫連接
//close current database link
function close(){
return @mysql_close($this->LinkID[$this->Line]);
}
//檢測mysql版本
//test mysql version
function version(){
$query = @mysql_query(“SELECT VERSION()”,$this->LinkID[$this->Line]);
return @mysql_result($query, 0);
}
//return to kindly note
function DB_Error_t($query=”){
}
function DB_Error($query=”){
global $PHP_SELF;
//出錯語句提示
//error sentence
$errors = preg_replace(“/'(.+?)’/is”,” ‘//1‘ “,mysql_error());
$charset =”;
//提示語言
//language noted
$lang = Array(‘This SQL Error Info!’, ‘Error Script:’, ‘Present time:’,
‘Http Host:’, ‘Server Name:’, ‘Server Software:’,
‘Host IP Address:’, ‘Remote User Agent:’, ‘Current File:’,
‘Current Line:’, ‘Line.’, ‘The Error number:’,
‘The specific Error was:’, ‘SQL Query :’, ‘Not discover whateverly SQL Sentence ！’);
//時間處理
//time
$nowdate = date(‘Y-m-d H:i A’);
$errors = preg_replace(“/'(.+?)’/is”,”‘//1‘”,mysql_error());
//檢測是否有語句
//test if there is any sentence.
if($query==”){
$query = $lang[14];
}
echo “
$lang[0]
$lang[0]
$lang[2]
$nowdate
$lang[3]
“.$_SERVER[‘HTTP_HOST’].”
$lang[4]
“.$_SERVER[‘SERVER_NAME’].”
$lang[5]
“.$_SERVER[‘SERVER_SOFTWARE’].”
$lang[6]
“.$_SERVER[‘REMOTE_ADDR’].”
$lang[7]
“.$_SERVER[‘HTTP_USER_AGENT’].”;
$lang[11]
“.mysql_errno().”
$lang[12]
$errors
$lang[13]
$query
“;
exit;
}
}
?>
PHP連接MYSQL數據庫類
include “mysql.php”;
$db = new Dirver();
$db->DBLink($dbhost=’localhost’, $dbuser=’root’, $password=’password’, $dbname=’name’, $pconnect=0);
?>
PHP連接MYSQL數據庫類
mysql.php
Class Dirver{
//連接數據庫
//link database
function DBLink($dbhost=’localhost’, $dbuser=’root’, $password=”, $dbname=”, $pconnect=0){
$this->LinkID[$this->Line] = ($pconnect == 1)? @mysql_pconnect($dbhost, $dbuser, $password) : @mysql_connect($dbhost, $dbuser, $password) or die(“Connect to MySQL ($dbhost,$dbuser) failed”);
//選擇連接數據庫
//choose to link database
@mysql_select_db($dbname, $this->LinkID[$this->Line]) or die(‘Cannot use database ‘.$dbname);
return $this->LinkID[$this->Line];
}
//查詢語句
//view qurry
function query($query,$limit=”) {
$this -> nums ++;
//檢測如果有限制數據集則處理
//test if there is finite data,then function
if($limit>0){
$query = $query.’ LIMIT ‘.$limit;
}
$this-> Lists[$this->Line][] = $query;
$querys = mysql_query($query,$this->LinkID[$this->Line]);
if(!$querys){
$this->DB_Error($query);
}
return $querys;
}
//返回數組資料
//back to array info
function fetch_array($query) {
return @mysql_fetch_array($query, MYSQL_ASSOC);
}
//返回數組資料
//back to array info
function result($query) {
return @mysql_result($query,$this->LinkID[$this->Line]);
}
//返回數組資料行
//back to row info
function rows($query) {
return $this->fetch_array($this->query($query));
}
//返回數組行
//back to numrows
function nums($query) {
return $this->num_rows($this->query($query));
}
//取得返回列的數目
//fetch the numbers backing out
function num_rows($query){
return @mysql_num_rows($query);
}
//返回單列的各字段
//return to every field of single row
function fetch_row($query) {
return @mysql_fetch_row($query);
}
//返回最后一次使用 INSERT 指令的 ID
//return to inserted ID used last time
function insert_id(){
return @mysql_insert_id($this->LinkID[$this->Line]);
}
//關閉當前數據庫連接
//close current database link
function close(){
return @mysql_close($this->LinkID[$this->Line]);
}
//檢測mysql版本
//test mysql version
function version(){
$query = @mysql_query(“SELECT VERSION()”,$this->LinkID[$this->Line]);
return @mysql_result($query, 0);
}
//返回友情提示信息
//return to kindly note
function DB_Error_t($query=”){
}
function DB_Error($query=”){
global $PHP_SELF;
//出錯語句提示
//error sentence
$errors = preg_replace(“/'(.+?)’/is”,” ‘//1‘ “,mysql_error());
$charset =”;
//提示語言
//language noted
$lang = Array(‘This SQL Error Info!’, ‘Error Script:’, ‘Present time:’,
‘Http Host:’, ‘Server Name:’, ‘Server Software:’,
‘Host IP Address:’, ‘Remote User Agent:’, ‘Current File:’,
‘Current Line:’, ‘Line.’, ‘The Error number:’,
‘The specific Error was:’, ‘SQL Query :’, ‘Not discover whateverly SQL Sentence ！’);
//時間處理
//time
$nowdate = date(‘Y-m-d H:i A’);
$errors = preg_replace(“/'(.+?)’/is”,”‘//1‘”,mysql_error());
//檢測是否有語句
//test if there is any sentence.
if($query==”){
$query = $lang[14];
}
echo “
$lang[0]
$lang[0]
$lang[2]
$nowdate
$lang[3]
“.$_SERVER[‘HTTP_HOST’].”
$lang[4]
“.$_SERVER[‘SERVER_NAME’].”
$lang[5]
“.$_SERVER[‘SERVER_SOFTWARE’].”
$lang[6]
“.$_SERVER[‘REMOTE_ADDR’].”
$lang[7]
“.$_SERVER[‘HTTP_USER_AGENT’].”;
$lang[11]
“.mysql_errno().”
$lang[12]
$errors
$lang[13]
$query
“;
exit;
}
}
?>
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