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session_start();
if(! isset($_SESSION['last'])) $_SESSION['last'] = 0;
$last = $_SESSION['last'];
$sql="select * from xym_pic limit $last,9";
$res=mysql_query($sql,$conn);
if(mysql_num_rows($res) ==0) {
$last = $_SESSION['last'] = 0;
$sql="select * from xym_pic limit $last,9";
$res=mysql_query($sql,$conn);
}
while ($row=mysql_fetch_assoc($res)){
$data[]=$row;
}
$_SESSION['last'] += count($data);
echo json_encode( $data )
session_start();
if(! isset($_SESSION['last'])) $_SESSION['last'] = 0;
$last = $_SESSION['last'];
$sql="select * from xym_pic limit $last,9";
$res=mysql_query($sql,$conn);
while ($row=mysql_fetch_assoc($res)){
$data[]=$row;
}
$_SESSION['last'] += count($data);
echo json_encode( $data )
;