Update revisionChemistry2.html

AlanTJohnstone · web-flow · commit 410efb6d1685 · 2025-05-14T18:58:51.000+01:00
diff --git a/revisionChemistry2.html b/revisionChemistry2.html
@@ -7,39 +7,7 @@
         function filledCell(cell) {
           return cell !== '' && cell != null;
         }
-        function loadFileData(filename) {
-        if (gk_isXlsx && gk_xlsxFileLookup[filename]) {
-            try {
-                var workbook = XLSX.read(gk_fileData[filename], { type: 'base64' });
-                var firstSheetName = workbook.SheetNames[0];
-                var worksheet = workbook.Sheets[firstSheetName];
-
-                // Convert sheet to JSON to filter blank rows
-                var jsonData = XLSX.utils.sheet_to_json(worksheet, { header: 1, blankrows: false, defval: '' });
-                // Filter out blank rows (rows where all cells are empty, null, or undefined)
-                var filteredData = jsonData.filter(row => row.some(filledCell));
-
-                // Heuristic to find the header row by ignoring rows with fewer filled cells than the next row
-                var headerRowIndex = filteredData.findIndex((row, index) =>
-                  row.filter(filledCell).length >= filteredData[index + 1]?.filter(filledCell).length
-                );
-                // Fallback
-                if (headerRowIndex === -1 || headerRowIndex > 25) {
-                  headerRowIndex = 0;
-                }
-
-                // Convert filtered JSON back to CSV
-                var csv = XLSX.utils.aoa_to_sheet(filteredData.slice(headerRowIndex)); // Create a new sheet from filtered array of arrays
-                csv = XLSX.utils.sheet_to_csv(csv, { header: 1 });
-                return csv;
-            } catch (e) {
-                console.error(e);
-                return "";
-            }
-        }
-        return gk_fileData[filename] || "";
-        }
-        </script>
+        
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
@@ -1334,4 +1302,4 @@ <h1>Nancy’s Chemistry Paper 4 Revision</h1>
         loadNextQuestion();
     </script>
 </body>
-</html>
+</html>
