put in two !== instead of != to compare NULL values

2005-06-14 17:40:46 +00:00
parent 70057cf44f
commit d031cf09b0
1 changed files with 2 additions and 2 deletions
@@ -165,7 +165,7 @@
                foreach ($tries as $try) {
                // start to build up the link
                    $temp = "<a href=\"report.php?id=$cm->id&amp;action=detail&amp;userid=".$try["userid"]."&amp;try=".$try["try"]."\">";
-                    if ($try["grade"] != NULL) { // if NULL then not done yet
+                    if ($try["grade"] !== NULL) { // if NULL then not done yet
                        // this is what the link does when the user has completed the try
                        $timetotake = $try["timeend"] - $try["timestart"];

@@ -186,7 +186,7 @@
                    $attempts[] = $temp;

                    // run these lines for the stats only if the user finnished the lesson
-                    if ($try["grade"] != NULL) {
+                    if ($try["grade"] !== NULL) {
                        $numofattempts++;
                        $avescore += $try["grade"];
                        $avetime += $timetotake;