Dictionary<string, Object> p = new Dictionary<string, object>(); List<Dictionary<string, Object>> list = new List<Dictionary<string, object>>(); Dictionary<string, Object> data1 = new Dictionary<string, object>(); data1.Add("EBELP ", "xxxxxx"); list.Add(data1); Dictionary<string, Object> data2 = new Dictionary<string, object>(); data2.Add("EBELP ", "xxxxxx"); p.Add(" list ", list) 如上所说,怎么将EBELP取出来?

时间: 2024-03-15 07:46:17 浏览: 16
要取出"EBELP"的值,可以使用以下代码: ``` // 先从字典 p 中取出列表 list List<Dictionary<string, Object>> list = (List<Dictionary<string, Object>>)p["list"]; // 再从列表中取出第一个字典 data1 Dictionary<string, Object> data1 = list[0]; // 最后从字典 data1 中取出键 "EBELP" 对应的值 Object ebelValue = data1["EBELP"]; ``` 这里假设列表 list 中只有一个字典 data1,如果列表中有多个字典,需要遍历列表进行匹配。另外注意要进行类型转换,因为泛型字典和列表中的值类型都是 Object。
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public static Dictionary<string, Dictionary<string, object>> TubeVarValueList = new Dictionary<string, Dictionary<string, object>>();

在提供的引用中,没有直接回答到关于 "public static Dictionary<string, Dictionary<string, object>> TubeVarValueList = new Dictionary<string, Dictionary<string, object>>();"的问题。然而,我可以根据提供的代码和引用信息给出一个答案。 根据引用中的代码示例和引用中的注释,可以看出ObjectToMap方法是将对象转换为Dictionary<string, string>的方法。该方法通过获取对象的属性信息,并将属性名和属性值以键值对的形式存入字典中。 根据提供的代码片段,public static Dictionary<string, Dictionary<string, object>> TubeVarValueList是一个定义了键类型为string,值类型为Dictionary<string, object>的静态变量。在这个字典中,每个键都对应一个嵌套的字典,嵌套字典的键类型为string,值类型为object。 综上所述,public static Dictionary<string, Dictionary<string, object>> TubeVarValueList是一个以字符串为键,嵌套字典为值的字典变量。具体的用途和实现方式可能需要根据代码的上下文来确定。<span class="em">1</span><span class="em">2</span><span class="em">3</span> #### 引用[.reference_title] - *1* *2* [C# 中将对象Object转换为字典 Dictionary<string, string>](https://blog.csdn.net/qq_20392837/article/details/128399159)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"] - *3* [.NET通过字典给类赋值实现代码](https://download.csdn.net/download/weixin_38714641/14915354)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"] [ .reference_list ]

C# List<Dictionary<string,object>> 去重

你可以使用 LINQ 来对 `List<Dictionary<string, object>>` 去重。以下是一个示例代码: ```csharp using System; using System.Collections.Generic; using System.Linq; class Program { static void Main() { List<Dictionary<string, object>> myList = new List<Dictionary<string, object>>(); // 添加示例数据 Dictionary<string, object> dict1 = new Dictionary<string, object>(); dict1.Add("Key", 1); dict1.Add("Value", "A"); myList.Add(dict1); Dictionary<string, object> dict2 = new Dictionary<string, object>(); dict2.Add("Key", 2); dict2.Add("Value", "B"); myList.Add(dict2); Dictionary<string, object> dict3 = new Dictionary<string, object>(); dict3.Add("Key", 1); // 与 dict1 的 Key 相同 dict3.Add("Value", "C"); myList.Add(dict3); // 去重 List<Dictionary<string, object>> distinctList = myList .GroupBy(dict => dict["Key"]) .Select(group => group.First()) .ToList(); // 输出去重后的结果 foreach (var dict in distinctList) { Console.WriteLine($"Key: {dict["Key"]}, Value: {dict["Value"]}"); } } } ``` 这段代码使用 `GroupBy` 方法按照字典中的 "Key" 进行分组,并通过 `Select` 方法选择每个组中的第一个字典,从而实现去重操作。输出结果为: ``` Key: 1, Value: A Key: 2, Value: B ``` 注意,这里假设字典中的 "Key" 是可以用于比较相等性的,如果你的字典中有其他复杂类型的值,你可能需要自定义比较器来进行去重。

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优化这串代码using Oracle.ManagedDataAccess.Client; public static OracleDbType ConvertOracleDbType(Type type) { switch(type.Name.ToLower()) { case "decimal": return OracleDbType.Decimal; case "string": return OracleDbType.Varchar2; case "datetime": return OracleDbType.Date; default: return OracleDbType.Varchar2; } } public static dynamic InitList(Type type) { switch(type.Name.ToLower()) { case "decimal": return new List<decimal>(); case "string": return new List<string>(); case "datetime": return new List<DateTime>(); default: return new List<string>(); } } public static void AddValue(dynamic list, Type type, object value) { switch(type.Name.ToLower()) { case "decimal": list.Add(Convert.ToDecimal(value)); break; case "string": list.Add(Convert.ToString(value)); break; case "datetime": list.Add(Convert.ToDateTime(value)); break; default: list.Add(Convert.ToString(value)); break; } } public static int BulkCopy(DataTable dataTable) { string connStr = ""; int result = 0; List<string> sql_column = new List<string>(); List<string> sql_para = new List<string>(); List<OracleParameter> paras = new List<OracleParameter>(); foreach(DataColumn column in dataTable.Columns) { sql_column.Add(column.ColumnName); sql_para.Add(":" + column.ColumnName); dynamic list = InitList(column.DataType); foreach(DataRow dr in dataTable.Rows) { AddValue(list, column.DataType, dr[column]); } OracleParameter para = new OracleParameter(column.ColumnName, ConvertOracleDbType(column.DataType)); para.Value = list.ToArray(); paras.Add(para); } using(var connection = new OracleConnection(connStr)) { connection.Open(); string sql = $"insert into {dataTable.TableName}({string.Join(",", sql_column)}) values ({string.Join(",", sql_para)})"; OracleCommand cmd = new OracleCommand(sql, connection); cmd.Parameters.AddRange(paras.ToArray()); cmd.ArrayBindCount = dataTable.Rows.Count; result = cmd.ExecuteNonQuery(); connection.Close(); } return result; }

using UnityEngine; using UnityEngine.Networking; using System.Collections; using System.Text; using System.Collections.Generic; using LitJson; using UnityEngine.UI; public class Example : MonoBehaviour { public Text responseText; //用于显示Java接口返回的数据的文本框 private const string URL = "http://158.58.50.21:8886/view/queryFaultAndSubhealthInfo"; // 替换成实际的接口地址 void Start() { StartCoroutine(PostRequest()); //开始发送POST请求 } IEnumerator PostRequest() { UnityWebRequest request = UnityWebRequest.Post(URL, "{}"); yield return request.SendWebRequest(); Dictionary<string, object> requestData = new Dictionary<string, object>() { { "lineid", 27 }, { "areaid", 22 }, { "starttime", "2023-05-07 09:54:22" }, { "endtime", "2023-06-07 09:54:22" }, { "datatype", 1 }, { "pageSize", 5 }, { "pageNumber", 1 } }; string jsonData = JsonUtility.ToJson(requestData); //将请求参数转换为byte数组 byte[] postData = Encoding.UTF8.GetBytes(jsonData); //设置请求头 Dictionary<string, string> headers = new Dictionary<string, string>(); headers.Add("Content-Type", "application/json"); //发送POST请求 UnityWebRequest www = UnityWebRequest.Post(URL, postData); www.SetRequestHeader("Content-Type", "application/json"); yield return www; if (!request.isNetworkError && request.responseCode == 200) { string json = request.downloadHandler.text; JsonData jsonData = JsonMapper.ToObject(json); int returnCode = (int)jsonData["returnCode"]; string returnMessage = (string)jsonData["returnMessage"]; if (returnCode == 0) { JsonData data = jsonData["data"]; int total = (int)data["total"]; JsonData list = data["list"]; for (int i = 0; i < list.Count; i++) { int doorid = (int)list[i]["doorid"]; string doorno = (string)list[i]["doorno"]; string faultname = (string)list[i]["faultname"]; // 解析其他字段... Debug.Log("doorid: " + doorid + ", doorno: " + doorno + ", faultname: " + faultname); } } else { Debug.Log("Error: " + returnMessage); Debug.Log("Response: " + request.downloadHandler.text); ResponseText.text = request.downloadHandler.text; } } else { Debug.Log("Error: " + request.error); } } }修改其中的错误

using System.Collections.Generic; using UnityEngine; using UnityEngine.UI; using UnityEngine.EventSystems; public class InventoryManager : MonoBehaviour { public GameObject inventoryUI; public GameObject itemSlotPrefab; public Transform itemSlotContainer; public List<Item> items = new List<Item>(); public Dictionary<string, int> itemCounts = new Dictionary<string, int>(); private bool isInventoryOpen = false; using UnityEngine; [CreateAssetMenu(fileName = "New Item", menuName = "Inventory/Item")] public class Item : ScriptableObject { public new string name; public string description; public Sprite icon; } private void Start() { inventoryUI.SetActive(false); } private void Update() { if (Input.GetKeyDown(KeyCode.I)) { ToggleInventory(); } } public void AddItem(Item item) { items.Add(item); if (itemCounts.ContainsKey(item.name)) { itemCounts[item.name]++; } else { itemCounts[item.name] = 1; CreateItemSlot(item); } UpdateItemSlot(item); } public void RemoveItem(Item item) { items.Remove(item); if (itemCounts.ContainsKey(item.name)) { itemCounts[item.name]--; if (itemCounts[item.name] == 0) { itemCounts.Remove(item.name); DestroyItemSlot(item); } } UpdateItemSlot(item); } public void UpdateItemCount(Item item) { if (itemCounts.ContainsKey(item.name)) { itemCounts[item.name]--; UpdateItemSlot(item); } } public void ToggleInventory() { isInventoryOpen = !isInventoryOpen; inventoryUI.SetActive(isInventoryOpen); } private void CreateItemSlot(Item item) { GameObject itemSlot = Instantiate(itemSlotPrefab, itemSlotContainer); itemSlot.name = item.name; itemSlot.GetComponent<Image>().sprite = item.icon; } private void DestroyItemSlot(Item item) { Transform itemSlot = itemSlotContainer.Find(item.name); Destroy(itemSlot.gameObject); } private void UpdateItemSlot(Item item) { Transform itemSlot = itemSlotContainer.Find(item.name); Text itemText = itemSlot.GetComponentInChildren<Text>(); itemText.text = itemCounts[item.name].ToString(); } }

using UnityEngine; using UnityEngine.UI; using System.Collections; using System.Collections.Generic; [System.Serializable] public class AreaData { public string carriagename; } public class DropdownController : MonoBehaviour { public string apiUrl = "http://158.58.50.21:8886/view/queryDoorInfo"; public Dropdown dropdown; void Start() { StartCoroutine(LoadDropdownData()); } IEnumerator LoadDropdownData() { // 请求数据 Dictionary<string, string> headers = new Dictionary<string, string>(); headers.Add("Content-Type", "application/json"); string requestData = "{\"countryid\":3,\"areaid\":22,\"lineid\":27,\"metroid\":279,\"carriageid\":\"\"}"; byte[] postData = System.Text.Encoding.UTF8.GetBytes(requestData); WWW www = new WWW(apiUrl, postData, headers); yield return www; if (!string.IsNullOrEmpty(www.error)) { Debug.LogError("Error while sending request: " + www.error); yield break; } // 解析返回的 JSON 数据 string jsonString = www.text; JsonData jsonData = JsonMapper.ToObject(request.downloadHandler.text); // 将数据添加到 Dropdown 中 JsonData jsonData = JsonMapper.ToObject(request.downloadHandler.text); // 获取需要的数据,将其显示在文本框中 string text = ""; foreach (JsonData item in jsonData["data"]["list"]) { text += item["doorno"].ToString() + "\t" + item["faultname"].ToString() + "\t" + item["happentime"].ToString() + "\n"; } foreach (JSONObject dataObject in dataArray) { AreaData areaData = JsonUtility.FromJson<AreaData>(dataObject.ToString()); dropdown.options.Add(new Dropdown.OptionData(areaData.carriagename)); } // 刷新 Dropdown dropdown.RefreshShownValue(); } }改正代码

public Dictionary<string, List<BasicEntity>> ValidateProcess(string excelFile) { var readExcelResp = _excelReader.ReadExcel(excelFile); foreach (var keyValuePair in readExcelResp) { foreach (var basicEntity in keyValuePair.Value) { var validationResult = ExecuteValidate(basicEntity); if (!validationResult.IsValid) { basicEntity.MigrationStatus = MigrationStatus.PreValidationFailed; foreach (var validationResultError in validationResult.Errors) { excelErrorLogService.AddErrorLog(basicEntity.MigrationRowNum.ToString(), validationResultError.ErrorMessage, keyValuePair.Key); } } } if (keyValuePair.Value.Any()) { var verifyDuplicate = VerifyDuplicate(keyValuePair.Value,keyValuePair.Key); if (verifyDuplicate.Any()) { var type = typeof(IValidator<>).MakeGenericType(keyValuePair.Value[0].GetType()); var validator = provider.GetService(type) ; if (validator != null) { var methodInfo = validator.GetType().GetMethod("DuplicateHandler", new[] {verifyDuplicate.GetType() }); methodInfo?.Invoke(validator, new object?[] { verifyDuplicate }); } } } } return readExcelResp; } public List<BasicEntity> VerifyDuplicate(List<BasicEntity> checkList, String sheetName) { var verifySet = new HashSet<string>(); var sameList = new List<BasicEntity>(); var identity = checkList[0].GetIdentity(); if (!string.IsNullOrEmpty(identity)) { var fields = identity.Split(""); foreach (var basicEntity in checkList) { List<string> fieldsValue = new(); foreach (var field in fields) { fieldsValue.Add(basicEntity.GetType() .GetProperty(field, BindingFlags.IgnoreCase | BindingFlags.Public | BindingFlags.Instance).GetValue(basicEntity) ?.ToString()); } var values = string.Join("", fieldsValue); if (verifySet.Contains(values)) { basicEntity.MigrationStatus = MigrationStatus.PreValidationFailed; sameList.Add(basicEntity); _excelErrorLogService.AddErrorLog(basicEntity.MigrationRowNum.ToString(), $"Fields {identity} values repetition", sheetName); } else { verifySet.Add(values); } } } return sameList; } 优化这段代码

using UnityEngine; using UnityEngine.Networking; using System.Collections; using System.Text; using System.Collections.Generic; using LitJson; using UnityEngine.UI; public class Example : MonoBehaviour { public Text responseText; //用于显示Java接口返回的数据的文本框 private const string URL = "http://158.58.50.21:8886/view/queryFaultAndSubhealthInfo"; // 替换成实际的接口地址 void Start() { StartCoroutine(PostRequest()); //开始发送POST请求 } IEnumerator PostRequest() { UnityWebRequest request = UnityWebRequest.Post(URL, ""); yield return request.SendWebRequest(); string jsonData = JsonUtility.ToJson(requestData); //将请求参数转换为byte数组 byte[] postData = Encoding.UTF8.GetBytes(jsonData); //设置请求头 Dictionary<string, string> headers = new Dictionary<string, string>(); headers.Add("Content-Type", "application/json"); //发送POST请求 WWW www = new WWW(javaAPIUrl, postData, headers); yield return www; if (!request.isNetworkError && request.responseCode == 200) { string json = request.downloadHandler.text; JsonData jsonData = JsonMapper.ToObject(json); int returnCode = (int)jsonData["returnCode"]; string returnMessage = (string)jsonData["returnMessage"]; if (returnCode == 0) { JsonData data = jsonData["data"]; int total = (int)data["total"]; JsonData list = data["list"]; for (int i = 0; i < list.Count; i++) { int doorid = (int)list[i]["doorid"]; string doorno = (string)list[i]["doorno"]; string faultname = (string)list[i]["faultname"]; // 解析其他字段... Debug.Log("doorid: " + doorid + ", doorno: " + doorno + ", faultname: " + faultname); } } else { Debug.Log("Error: " + returnMessage); Debug.Log("Response: " + request.downloadHandler.text); responseText.text = request.downloadHandler.text; } } else { Debug.Log("Error: " + request.error); } } }修改代码中的错误

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