大型系统中使用到的用户类

<?php

    class user

    {

        var $usertable;

 

        function get_oneuser($field,$value)

        {

            $field_array=array("id","name");        //查询方式

            if(in_array($field,$field_array))

            {

                $sql="SELECT * FROM `$this->usertable` FROM $field='$value'";

                $db=new database;

                $res=$db->execute($sql);

                $obj_user=mysql_fetch_object($res);

                return $obj_user;

            }

            else    echo "查询方式不对";

        }

 

        function get_moreusers()

        {

            global $db;

            $argnums=func_num_args();

            $argarr=func_get_args();

            switch($argnums)

            {

                case 0:

                    $sql="SELECT * FROM `$this->usertable`";

                    break;

                case 2:

                    $sql="SELECT * FROM `$this->usertable` WHERE $argarr[0]='$argarr[1]'";

                    break;

                case 4:

                    $sql="SELECT * FROM `$this->usertable` WHERE $argarr[0]='$argarr[1]' AND $argarr[2]='$argarr[3]'";

                    break;

            }

            //$db=new database;

            $res=$this->execute($sql);

            $obj_arr=array();

            while($obj=mysql_fetch_object($res))

            {

                $obj_arr[]=$obj;

            }

            return $obj_arr;

        }

 

 

 

 

 

    }

 

 

 

?>

　　详细说明：http://php.662p.com/thread-563-1-1.html