나는 mysql에서 검색을 위해이 코드를 가지고 있지만 doesent 실행하고 나는 이유를 모른다.PHP로 mysql에서 간단한 검색
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<fieldset>
<legend>search Employees</legend>
<form name="search" method="post" action= <?=$PHP_SELF?>>
Αναζήτηση για: <input type="text" name="find" /> στο
<Select NAME="field">
<Option VALUE="fname">First Name</option>
<Option VALUE="lname">Surname</option>
<Option VALUE="phone">Phone</option>
<Option VALUE="address">Address</option>
</Select>
<input type="hidden" name="searching" value="yes" />
<input type="submit" name="search" value="Search" />
</form>
</fieldset>
<?
//This is only displayed if they have submitted the form
if ($searching =="yes")
{
echo "<h2>Results</h2><p>";
//If they did not enter a search term we give them an error
if ($find == "")
{
echo "<p>You forgot to enter a search term";
exit;
}
// Otherwise we connect to our Database
mysql_connect("localhost", "root", "123") or die(mysql_error());
mysql_select_db("ergasia2") or die(mysql_error());
// We preform a bit of filtering
$find = strtoupper($find);
$find = strip_tags($find);
$find = trim ($find);
//Now we search for our search term, in the field the user specified
$data = mysql_query("SELECT * FROM EMPLOYEES WHERE upper($field) LIKE'%$find%'");
//And we display the results
while($result = mysql_fetch_array($data))
{
echo $result['fname'];
echo " ";
echo $result['lname'];
echo "<br>";
echo $result['info'];
echo "<br>";
echo "<br>";
}
//This counts the number or results - and if there wasn't any it gives them a little message explaining that
$anymatches=mysql_num_rows($data);
if ($anymatches == 0)
{
echo "Sorry, but we can not find an entry to match your query<br><br>";
}
//And we remind them what they searched for
echo "<b>Searched For:</b> " .$find;
}
?>
을 정확히하지 않는 무엇 작업? 약간의 오류가 발생했습니다. mysql_error()는 무엇을 반환합니까? 다른 오류가 있습니까? 또한, $ find가 데이터 외부에 있다면, mysql_real_escape_string()을 수행 할 필요가 있습니다. –
$ field는 $ _POST [ 'field'] 여야합니다. $ find –
과 $ searching = $ _POST ['수색']. $ searching이 "yes"와 같지 않으면 모든 코드가 전혀 실행되지 않습니다. – Ass3mbler