[MySQL][PHP]Pomoc w składni Opcje

[sH4DoVV]

Witam potrzebuje małej pomocy przy błędach na stronie:
(IMG:http://files.tinypic.pl/i/00770/vpsua0w543ic_t.jpg)
Ktoś może mi wytłumaczyć jak to naprawić?

kod z online.php

[PHP] pobierz, plaintext 
<?php
session_start();
$session=session_id();
$time=time();
$time_check=$time-600; //SET TIME 10 Minute
$tbl_name="user_online"; // Table name
$sql="SELECT * FROM $tbl_name WHERE session='$session'";
$result=mysql_query($sql);
$count=mysql_num_rows($result);
if($count=="0"){
  $sql1="INSERT INTO $tbl_name(session, time)VALUES('$session', '$time')";
  $result1=mysql_query($sql1);
} else {
  "$sql2=UPDATE $tbl_name SET time='$time' WHERE session = '$session'";
  $result2=mysql_query($sql2);
}
$sql3="SELECT * FROM $tbl_name";
$result3=mysql_query($sql3);
$count_user_online=mysql_num_rows($result3);
echo "$count_user_online ";
$sql4="DELETE FROM $tbl_name WHERE time<$time_check";
$result4=mysql_query($sql4);
?>
[PHP] pobierz, plaintext 

Ten post edytował Kshyhoo 28.03.2016, 15:59:38

Powód edycji: [Kshyhoo]: bb-code, formatowanie

[sH4DoVV]

Błąd:
Parse error: syntax error, unexpected '$tbl_name' (T_VARIABLE) in /online.php on line 7
Kod:

[PHP] pobierz, plaintext 
<?php
session_start();
$session=session_id();
$time=time();
$time_check=$time-600; //SET TIME 10 Minute
$tbl_name=users_online; // Table name
$sql=SELECT * FROM $tbl_name WHERE session=$session;
$result=mysql_query($query);
$count=mysql_num_rows($result);
if($count=1){
$sql1=INSERT INTO $tbl_name(session,time)VALUES($session,$time);
$result1=mysql_query($sql1);
}
else {
$sql2=UPDATE $tbl_name SET time=$time WHERE session =$session;
$result2=mysql_query($sql2);
}
$sql3=SELECT * FROM $tbl_name;
$result3=mysql_query($sql3);
$count_user_online=mysql_num_rows($result);
echo $count_user_online ;
$sql4=DELETE FROM $tbl_name WHERE time<$time_check;
$result4=mysql_query($sql4);
?>
[PHP] pobierz, plaintext