diff --git a/linksmanage.php b/linksmanage.php
index af021d7e..8e34d5c1 100644
--- a/linksmanage.php
+++ b/linksmanage.php
@@ -148,7 +148,7 @@ echo "<tr><td>".$row["name"]."</td><td>".$row["url"]."</td><td>".$row["title"].
 echo "</table>";
 ?>
 <?php if ($_GET['action'] == "edit") {
-$id = ($_GET["id"] ?? 0);
+$id = intval($_GET["id"] ?? 0);
 $result = sql_query ("SELECT * FROM links where id = ".sqlesc($id));
 if ($row = mysql_fetch_array($result)) {
 ?>
diff --git a/log.php b/log.php
index 4ba60f1d..29dddf65 100644
--- a/log.php
+++ b/log.php
@@ -177,10 +177,10 @@ else {
 			elseif (isset($_POST['do']) && $_POST['do'] == "add")
 					sql_query ("INSERT INTO chronicle (userid,added, txt) VALUES ('".$CURUSER["id"]."', now(), ".sqlesc($txt).")") or sqlerr(__FILE__, __LINE__);
 			elseif (isset($_POST['do'] ) && $_POST['do'] == "update"){
-				$id = $_POST['id'] ?? 0;
+				$id = intval($_POST['id'] ?? 0);
 				if (!$id) { header("Location: log.php?action=chronicle"); die();}
 				else sql_query ("UPDATE chronicle SET txt=".sqlesc($txt)." WHERE id=".$id) or sqlerr(__FILE__, __LINE__);}
-			else {$id = ($_GET['id'] ?? 0);
+			else {$id = (intval($_GET['id'] ?? 0));
 				if (!$id) { header("Location: log.php?action=chronicle"); die();}
 				elseif ($_GET['do'] == "del")
 					sql_query ("DELETE FROM chronicle where id = '".$id."'") or sqlerr(__FILE__, __LINE__);
@@ -315,7 +315,7 @@ else {
 		break;
 	case "poll":
 		$do = $_GET["do"] ?? '';
-  		$pollid = $_GET["pollid"] ?? 0;
+  		$pollid = intval($_GET["pollid"] ?? 0);
   		$returnto = htmlspecialchars($_GET["returnto"] ?? '');
   		if ($do == "delete")
   		{
diff --git a/takeedit.php b/takeedit.php
index 92111549..17f2a58c 100644
--- a/takeedit.php
+++ b/takeedit.php
@@ -96,17 +96,17 @@ if(get_user_class()>=$torrentonpromotion_class)
 {
 	if(!isset($_POST["sel_spstate"]) || $_POST["sel_spstate"] == 1)
 		$updateset[] = "sp_state = 1";
-	elseif(($_POST["sel_spstate"] ?? 0) == 2)
+	elseif(intval($_POST["sel_spstate"] ?? 0) == 2)
 		$updateset[] = "sp_state = 2";
-	elseif(($_POST["sel_spstate"] ?? 0) == 3)
+	elseif(intval($_POST["sel_spstate"] ?? 0) == 3)
 		$updateset[] = "sp_state = 3";
-	elseif(($_POST["sel_spstate"] ?? 0) == 4)
+	elseif(intval($_POST["sel_spstate"] ?? 0) == 4)
 		$updateset[] = "sp_state = 4";
-	elseif(($_POST["sel_spstate"] ?? 0) == 5)
+	elseif(intval($_POST["sel_spstate"] ?? 0) == 5)
 		$updateset[] = "sp_state = 5";
-	elseif(($_POST["sel_spstate"] ?? 0) == 6)
+	elseif(intval($_POST["sel_spstate"] ?? 0) == 6)
 		$updateset[] = "sp_state = 6";
-	elseif(($_POST["sel_spstate"] ?? 0) == 7)
+	elseif(intval($_POST["sel_spstate"] ?? 0) == 7)
 		$updateset[] = "sp_state = 7";
 
 	//promotion expiration type
@@ -128,9 +128,9 @@ if(get_user_class()>=$torrentonpromotion_class)
 }
 if(get_user_class()>=$torrentsticky_class)
 {
-	if(($_POST["sel_posstate"] ?? 0) == 0)
+	if(intval($_POST["sel_posstate"] ?? 0) == 0)
 		$updateset[] = "pos_state = 'normal'";
-	elseif(($_POST["sel_posstate"] ?? 0) == 1)
+	elseif(intval($_POST["sel_posstate"] ?? 0) == 1)
 		$updateset[] = "pos_state = 'sticky'";
 }
 
@@ -138,28 +138,28 @@ $pick_info = "";
 $place_info = "";
 if(get_user_class()>=$torrentmanage_class && $CURUSER['picker'] == 'yes')
 {
-	if(($_POST["sel_recmovie"] ?? 0) == 0)
+	if(intval($_POST["sel_recmovie"] ?? 0) == 0)
 	{
 		if($row["picktype"] != 'normal')
 			$pick_info = ", recomendation canceled!";
 		$updateset[] = "picktype = 'normal'";
 		$updateset[] = "picktime = '0000-00-00 00:00:00'";
 	}
-	elseif(($_POST["sel_recmovie"] ?? 0) == 1)
+	elseif(intval($_POST["sel_recmovie"] ?? 0) == 1)
 	{
 		if($row["picktype"] != 'hot')
 			$pick_info = ", recommend as hot movie";
 		$updateset[] = "picktype = 'hot'";
 		$updateset[] = "picktime = ". sqlesc(date("Y-m-d H:i:s"));
 	}
-	elseif(($_POST["sel_recmovie"] ?? 0) == 2)
+	elseif(intval($_POST["sel_recmovie"] ?? 0) == 2)
 	{
 		if($row["picktype"] != 'classic')
 			$pick_info = ", recommend as classic movie";
 		$updateset[] = "picktype = 'classic'";
 		$updateset[] = "picktime = ". sqlesc(date("Y-m-d H:i:s"));
 	}
-	elseif(($_POST["sel_recmovie"] ?? 0) == 3)
+	elseif(intval($_POST["sel_recmovie"] ?? 0) == 3)
 	{
 		if($row["picktype"] != 'recommended')
 			$pick_info = ", recommend as recommended movie";
diff --git a/torrents.php b/torrents.php
index 9dc5f141..dd442601 100644
--- a/torrents.php
+++ b/torrents.php
@@ -101,7 +101,7 @@ if ($allsec == 1)		//show torrents from all sections
 // ----------------- end whether ignoring section ---------------------//
 // ----------------- start bookmarked ---------------------//
 if ($_GET)
-	$inclbookmarked = $_GET["inclbookmarked"] ?? 0;
+	$inclbookmarked = intval($_GET["inclbookmarked"] ?? 0);
 elseif ($CURUSER['notifs']){
 	if (strpos($CURUSER['notifs'], "[inclbookmarked=0]") !== false)
 		$inclbookmarked = 0;
@@ -139,7 +139,7 @@ if (!isset($CURUSER) || get_user_class() < $seebanned_class)
 	$wherea[] = "banned != 'yes'";
 // ----------------- start include dead ---------------------//
 if (isset($_GET["incldead"]))
-	$include_dead = $_GET["incldead"] ?? 0;
+	$include_dead = intval($_GET["incldead"] ?? 0);
 elseif ($CURUSER['notifs']){
 	if (strpos($CURUSER['notifs'], "[incldead=0]") !== false)
 		$include_dead = 0;
@@ -172,7 +172,7 @@ elseif ($include_dead == 2)		//dead
 }
 // ----------------- end include dead ---------------------//
 if ($_GET)
-	$special_state = $_GET["spstate"] ?? 0;
+	$special_state = intval($_GET["spstate"] ?? 0);
 elseif ($CURUSER['notifs']){
 	if (strpos($CURUSER['notifs'], "[spstate=0]") !== false)
 		$special_state = 0;
@@ -291,19 +291,19 @@ elseif ($special_state == 7)	//30% down
 	}
 }
 
-$category_get = $_GET["cat"] ?? 0;
+$category_get = intval($_GET["cat"] ?? 0);
 $source_get = $medium_get = $codec_get = $standard_get = $processing_get = $team_get = $audiocodec_get = 0;
 if ($showsubcat){
-if ($showsource) $source_get = $_GET["source"] ?? 0;
-if ($showmedium) $medium_get = $_GET["medium"] ?? 0;
-if ($showcodec) $codec_get = $_GET["codec"] ?? 0;
-if ($showstandard) $standard_get = $_GET["standard"] ?? 0;
-if ($showprocessing) $processing_get = $_GET["processing"] ?? 0;
-if ($showteam) $team_get = $_GET["team"] ?? 0;
-if ($showaudiocodec) $audiocodec_get = $_GET["audiocodec"] ?? 0;
+if ($showsource) $source_get = intval($_GET["source"] ?? 0);
+if ($showmedium) $medium_get = intval($_GET["medium"] ?? 0);
+if ($showcodec) $codec_get = intval($_GET["codec"] ?? 0);
+if ($showstandard) $standard_get = intval($_GET["standard"] ?? 0);
+if ($showprocessing) $processing_get = intval($_GET["processing"] ?? 0);
+if ($showteam) $team_get = intval($_GET["team"] ?? 0);
+if ($showaudiocodec) $audiocodec_get = intval($_GET["audiocodec"] ?? 0);
 }
 
-$all = $_GET["all"] ?? 0;
+$all = intval($_GET["all"] ?? 0);
 
 if (!$all)
 {
@@ -675,14 +675,14 @@ if (isset($searchstr))
 	else{
 		$notnewword="notnewword=1&";
 	}
-	$search_mode = $_GET["search_mode"] ?? 0;
+	$search_mode = intval($_GET["search_mode"] ?? 0);
 	if (!in_array($search_mode,array(0,1,2)))
 	{
 		$search_mode = 0;
 		write_log("User " . $CURUSER["username"] . "," . $CURUSER["ip"] . " is hacking search_mode field in" . $_SERVER['SCRIPT_NAME'], 'mod');
 	}
 
-	$search_area = $_GET["search_area"] ?? 0 ;
+	$search_area = intval($_GET["search_area"] ?? 0) ;
 
 	if ($search_area == 4) {
 		$searchstr = (int)parse_imdb_id($searchstr);
diff --git a/users.php b/users.php
index 1270f103..584ce31b 100644
--- a/users.php
+++ b/users.php
@@ -8,7 +8,7 @@ if (get_user_class() < $viewuserlist_class)
 permissiondenied();
 $search = trim($_GET['search']);
 $class = $_GET['class'];
-$country = $_GET['country'] ?? 0;
+$country = intval($_GET['country'] ?? 0);
 $letter = trim($_GET["letter"]);
 
 if (strlen($letter) > 1)