67 lines
1.4 KiB
PHP
67 lines
1.4 KiB
PHP
<?php
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include_once('mysql.php');
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class pdoClass extends mysql{
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protected function connect()
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{
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$this->errormsg = '';
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if(!class_exists('PDO'))exit('操作数据库的php的扩展PDO不存在');
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try {
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$this->conn = @new PDO('mysql:host='.$this->db_host.';dbname='.$this->db_base.'', $this->db_user, $this->db_pass);
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$this->conn->query("SET NAMES 'utf8'");
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$this->selectdb($this->db_base);
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} catch (PDOException $e) {
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$this->conn = null;
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$this->errormsg = $e->getMessage();
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}
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}
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protected function querysql($sql)
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{
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try {
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$bo = $this->conn->query($sql);
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} catch (PDOException $e) {
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$bo = false;
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$this->errormsg = $e->getMessage();
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}
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return $bo;
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}
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public function fetch_array($result, $type = 0)
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{
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$result_type = ($type==0)? PDO::FETCH_ASSOC : PDO::FETCH_NUM;
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return $result->fetch($result_type);
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}
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public function insert_id()
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{
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return $this->conn->lastInsertId();
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}
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protected function starttran()
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{
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$this->conn->beginTransaction();
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}
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protected function endtran($bo)
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{
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if(!$bo){
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$this->conn->rollBack();
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}else{
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$this->conn->commit();
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}
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}
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public function error()
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{
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$str = $this->conn->errorInfo();
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return 'pdoError('.$str[0].'):'.$str[2].''.$this->errormsg.'';
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}
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public function close()
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{
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if($this->conn==null)return;
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return $this->conn=null;
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}
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} |