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《php---mysql简单应用---在线词典》

程序员文章站 2022-06-07 08:46:16
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[html]




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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
";