1 files changed, 12 insertions, 1 deletions
diff --git a/uploader/templates/phenotypes/add-phenotypes-raw-files.html b/uploader/templates/phenotypes/add-phenotypes-raw-files.html
index 833cd87..27e71c9 100644
--- a/uploader/templates/phenotypes/add-phenotypes-raw-files.html
+++ b/uploader/templates/phenotypes/add-phenotypes-raw-files.html
@@ -337,13 +337,24 @@
       var tableheader = table.find("thead");
       var tablebody = table.find("tbody");
       var numheadings = 0;
+      var navalues = formdata
+          .na_strings
+          .split(" ")
+          .map((v) => {return v.trim();})
+          .filter((v) => {return Boolean(v);});
       filedata.forEach((line) => {
           if(line.startsWith(formdata.comment_char) || linenum >= numrows) {
               return false;
           }
           var row = $("<tr></tr>");
           line.split(formdata.separator)
-              .map((field) => {return field.trim();})
+              .map((field) => {
+                  var value = field.trim();
+                  if(navalues.includes(value)) {
+                      return "⋘NUL⋙";
+                  }
+                  return value;
+              })
               .filter((field) => {
                   return (field !== "" && field != undefined && field != null);
               })