I don't understand. I have this line:
echo "<td><a href=\"../valdymas/redaguoti.php?irasas=\"".$row['id']."\">" . $row['pavadinimas'] . "</a></td>";
But i when i press on topic name it redirect me in this url http://localhost/valdymas/redaguoti.php?irasas= . But withoud ID. And it gives me error :
Undefined index: id in C:\Program Files\EasyPHP-5.3.4.0\www\Tikrasis muziejaus puslapis\valdymas\redaguoti.php on line 5
Code of redaguoti.php
<?php
//prisijungiam infomacija apie duomenu bazes prisijungima
include "../valdymas/conf.php";
///////////////
$id=$_POST['id'];
$query=" SELECT * FROM irasas WHERE id='$id'";
$result=mysql_query($query);
$num=mysql_numrows($result);
/////////
$i=0;
while ($i < $num) {
$id=mysql_result($result,$i,"id");
$idejimo_data=mysql_result($result,$i,"idejimo_data");
$redagavimo_data=mysql_result($result,$i,"redagavimo_data");
$pavadinimas=mysql_result($result,$i,"pavadinimas");
$miestas=mysql_result($result,$i,"miestas");
$tipas=mysql_result($result,$i,"tipas");
++$i;
mysql_close();
}
?>
<html>
<form action="../valdymas/atnaujinti.php" method="post">
Irašo numeris: <input type="" name="id" value="<?php echo $id; ?>" readonly>
Idejimo data: <input type="text" name="idejimo_data" style="width: 300px" value="<?php echo $idejimo_data; ?>" readonly>
Redagavimo data: <input type="text" name="idejimo_data" style="width: 300px" value="<?php echo $redagavimo_data; ?>" readonly><br>
Pavadinimas: <input type="text" name="pavadinimas" style="width: 300px" value="<?php echo $pavadinimas; ?>"><br>
Miestas: <input type="text" name="miestas" style="width: 300px" value="<?php echo $miestas; ?>"><br>
Tipas: <input type="text" name="tipas" style="width: 300px" value="<?php echo $tipas; ?>"><br>
<input type="submit" name="atnaujinti" value="Atnaujinti">
<a href="../vartotojas/redaktorius.php" ><input type="button" value="Grįžti atgal"></a>
</form>
</html>
I feels very bad, that i ask you these questions but i really don't understand how to make it work. I even don't know how to write in english what i want to google answer :/