<?
if($checkbox == "checkbox")
$tmp_check = "checked";
else
$tmp_check = "";
?>
<input type="checkbox" name="checkbox" value="checkbox" <?echo $tmp_check;?>>
if($checkbox == "checkbox")
$tmp_check = "checked";
else
$tmp_check = "";
?>
<input type="checkbox" name="checkbox" value="checkbox" <?echo $tmp_check;?>>
{
echo "被选中";
}
else{
echo "没有选中";
}?>