2023-04-19 合同台账修改

2023-04-19 08:20:31 +08:00
parent 82a21efb11
commit dde656eb58
24 changed files with 5138 additions and 448 deletions
@@ -415,6 +415,34 @@ namespace BLL
            }
        }

+        /// <summary>
+        /// 判断文件类型是否支持的预览
+        /// </summary>
+        /// <param name="FiletExtension"></param>
+        /// <returns></returns>
+        public static bool IsSupportFileType(string FiletExtension)
+        {
+            bool result = false;
+            List<String> list = new List<string>();
+            list.Add(".doc");
+            list.Add(".docx");
+            list.Add(".pdf");
+            list.Add(".txt");
+            list.Add(".xlsx");
+            list.Add(".xls");
+            foreach (var item in list)
+            {
+                if (item == FiletExtension)
+                {
+                    result = true;
+                    break;
+                }
+            }
+
+            return result;
+
+        }
+
        #region 根据图片路径转换为base64
        /// <summary>
        /// 根据图片路径转换为base64