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php+mysql²Ù×÷ - PHP / »ù´¡±à³Ì

PHP code:

<td><input type="text" class="input0" name="username" id="username" maxlength="32" size=35 value="xiao"> </td>
<td><input type="submit" name="subcribe" value="ÐÞ¸Ä" />
<input type="button" onclick="return xiugai()" name="subcribe" value="ɾ³ý" /></td>

$db1l = mysql_pconnect("localhost","root","123");
mysql_select_db("test");
$sqll_get="delete from xiao where id='$'";

$resl=mysql_query($sqll_get);
if(!$resl){
die(mysql_error());
}
$datal=mysql_fetch_row($resl);



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ÄãÉÏÃæµÄ¾ÍÊÇ $name=$_POST['username'];

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