user view: fix undef error

2019-10-05 18:09:34 +02:00
parent 6622f2de86
commit 8b52c8ec4d
1 changed files with 3 additions and 1 deletions
--- a/website/agenda/planung/js/edit_series.js
+++ b/website/agenda/planung/js/edit_series.js
@@ -208,7 +208,9 @@ function setInputWidth(){
 }

 function checkExcerptField(){
-    var length = $('textarea[name="excerpt"]').val().length;
+    var elem = $('textarea[name="excerpt"]');
+    if (elem.length==0) return;
+    var length = elem.val().length;
    console.log("length="+length);
    if (length > 250){
        $('#excerpt_too_long').show();