Tentando rowspan

server/services/eventos.js

@@ -28,8 +28,8 @@ _out.println('<div style="display: flex; justify-content: center; margin-top: 80
                     _out.println(`<td>${dbRecord.getString("data")}</td>`)
                     _out.println(`<td>${dbRecord.getInt("capacidade")}</td>`)
                     _out.println(`<td>${dbRecord.getDouble("preco")}</td>`)
-                    cat.length > 1 && _out.println(`<td rowspan="${cat.length}">${dbRecord.getString("categoria")}</td>`)  
-                    cat.length === 1 && _out.println(`<td>${dbRecord.getString("categoria")}</td>`)
+                    {cat.length > 1 && _out.println(`<td rowspan="${cat.length}">${dbRecord.getString("categoria")}</td>`)}  
+                    {cat.length === 1 && _out.println(`<td>${dbRecord.getString("categoria")}</td>`)}
                 _out.println('</tr>')
             }