《php---mysql简单应用---在线词典》_PHP教程

[html]
 
 

 
 
 
 
 
   

 
        请输入您要查找的英文单词：
 
       
 
       
 
   

 
 
 

 

  请输入您要查找的英文单词：

  

  

 

[php] view plaincopyprint?
 
class DicTool{ 
 
    private $conn; 
    private $host = "localhost"; 
    private $user = "root"; 
    private $password = "123"; 
    private $db = "test"; 
 
    //构造函数，初始化数据，连接数据库  
    function __construct(){ 
             
        $this->conn = mysql_connect($this->host, $this->user, $this->password); 
        if (!$this->conn){ 
            die("连接数据库失败".mysql_error()); 
        } 
        //选择数据库  
        mysql_select_db($this->db,$this->conn); 
        mysql_query("set names utf8"); 
    } 
 
    function findchword($enword){ 
         
        $sql = "select * from words where enword ='".$enword."'limit 0,10"; 
         
        $res = mysql_query($sql,$this->conn) or die(mysql_error()); 
         
        if (!$res){ 
            return 0;//失败  
        }else{ 
             
            $row = mysql_fetch_assoc($res); 
            return $row['chword']; 
        } 
    } 
 
} 

class DicTool{

 private $conn;
 private $host = "localhost";
 private $user = "root";
 private $password = "123";
 private $db = "test";

 //构造函数，初始化数据，连接数据库
 function __construct(){
   
  $this->conn = mysql_connect($this->host, $this->user, $this->password);
  if (!$this->conn){
   die("连接数据库失败".mysql_error());
  }
  //选择数据库
  mysql_select_db($this->db,$this->conn);
  mysql_query("set names utf8");
 }

 function findchword($enword){
  
  $sql = "select * from words where enword ='".$enword."'limit 0,10";
  
  $res = mysql_query($sql,$this->conn) or die(mysql_error());
  
  if (!$res){
   return 0;//失败
  }else{
   
   $row = mysql_fetch_assoc($res);
   return $row['chword'];
  }
 }

}
[php]
    header("Content-Type: text/html; charset=UTF-8"); 
    include_once 'DicTool.class.php'; 
     
    $dicTool = new DicTool(); 
     
    if (isset($_POST['enword'])){ 
         
        $chword = $dicTool->findchword($_POST['enword']); 
        if ($chword){ 
            echo $_POST['enword']."对应的中文意思是：".$chword."
"; 
        }else{ 
            echo "未查询到结果！
"; 
        } 
    }else{ 
        echo "未获取任何输入！
"; 
    } 
        echo "点击返回
"; 

 header("Content-Type: text/html; charset=UTF-8");
 include_once 'DicTool.class.php';
 
 $dicTool = new DicTool();
 
 if (isset($_POST['enword'])){
  
  $chword = $dicTool->findchword($_POST['enword']);
  if ($chword){
   echo $_POST['enword']."对应的中文意思是：".$chword."
";
  }else{
   echo "未查询到结果！
";
  }
 }else{
  echo "未获取任何输入！
";
 }
  echo "点击返回
";