PHP操作Access类(PHP+ODBC+Access)

PHP操作Access类(PHP+ODBC+Access)，Access数据库操作类。

<?php
< ?php
--------------------------------------------------------------------
//FileName:class.php
//Summary: Access数据库操作类
//Author: forest
//CreateTime: 2006-8-10
//LastModifed:
//copyright (c)2006 freeweb.nyist.net/~chairy [email]chaizuxue@163.com[/email]
// 使用范例：
//$databasepath="database.mdb";
//$dbusername="";
//$dbpassword="";
//include_once("class.php");
//$access=new Access($databasepath,$dbusername,$dbpassword);

--------------------------------------------------------------------
   class Access
   {
   var $databasepath,$constr,$dbusername,$dbpassword,$link;
   function Access($databasepath,$dbusername,$dbpassword)
   {
   $this->databasepath=$databasepath;
   $this->username=$dbusername;
   $this->password=$dbpassword;
   $this->connect();
   }

   function connect()
   {
   $this->constr="DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=" . realpath($this->databasepath);
   $this->link=odbc_connect($this->constr,$this->username,$this->password,SQL_CUR_USE_ODBC);
   return $this->link;
   //if($this->link) echo "恭喜你,数据库连接成功!";
   //else echo "数据库连接失败!";
   }

   function query($sql)
   {
   return @odbc_exec($this->link,$sql);
   }

   function first_array($sql)
   {
   return odbc_fetch_array($this->query($sql));
   }

   function fetch_row($query)
   {
   return odbc_fetch_row($query);
   }

   function total_num($sql)//取得记录总数
   {
   return odbc_num_rows($this->query($sql));
   }

   function close()//关闭数据库连接函数
   {
   odbc_close($this->link);
   }

   function insert($table,$field)//插入记录函数
   {
   $temp=explode(',',$field);
   $ins='';
   for ($i=0;$i<count ($temp);$i++)
   {
   $ins.="'".$_POST[$temp[$i]]."',";
   }
   $ins=substr($ins,0,-1);
   $sql="INSERT INTO ".$table." (".$field.") VALUES (".$ins.")";
   $this->query($sql);
   }

   function getinfo($table,$field,$id,$colnum)//取得当条记录详细信息
   {
   $sql="SELECT * FROM ".$table." WHERE ".$field."=".$id."";
   $query=$this->query($sql);
   if($this->fetch_row($query))
   {
   for ($i=1;$i< $colnum;$i++)
   {
   $info[$i]=odbc_result($query,$i);
   }
   }
   return $info;
   }

   function getlist($table,$field,$colnum,$condition,$sort="ORDER BY id DESC")//取得记录列表
   {
   $sql="SELECT * FROM ".$table." ".$condition." ".$sort;
   $query=$this->query($sql);
   $i=0;
   while ($this->fetch_row($query))
   {
   $recordlist[$i]=getinfo($table,$field,odbc_result($query,1),$colnum);
   $i++;
   }
   return $recordlist;
   }

   function getfieldlist($table,$field,$fieldnum,$condition="",$sort="")//取得记录列表
   {
   $sql="SELECT ".$field." FROM ".$table." ".$condition." ".$sort;
   $query=$this->query($sql);
   $i=0;
   while ($this->fetch_row($query))
   {
   for ($j=0;$j< $fieldnum;$j++)
   {
   $info[$j]=odbc_result($query,$j+1);
   }
   $rdlist[$i]=$info;
   $i++;
   }
   return $rdlist;
   }

   function updateinfo($table,$field,$id,$set)//更新记录
   {
   $sql="UPDATE ".$table." SET ".$set." WHERE ".$field."=".$id;
   $this->query($sql);
   }

   function deleteinfo($table,$field,$id)//删除记录
   {
   $sql="DELETE FROM ".$table." WHERE ".$field."=".$id;
   $this->query($sql);
   }

   function deleterecord($table,$condition)//删除指定条件的记录
   {
   $sql="DELETE FROM ".$table." WHERE ".$condition;
   $this->query($sql);
   }

   function getcondrecord($table,$condition="")// 取得指定条件的记录数
   {
   $sql="SELECT COUNT(*) AS num FROM ".$table." ".$condition;
   $query=$this->query($sql);
   $this->fetch_row($query);
   $num=odbc_result($query,1);
   return $num;
   }
   }

</count>
?>

Tag: Access, ODBC, PHP技术

kimi at 2006-10-03 15:21:31 in PHP

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