C# 通过反射获取类字段名和值并加入到字典中(包含递归获取)

阅读原文时间：2023年07月10日阅读：1

//测试类

public class HKAddvisitor1
{
public string code { set; get; }
public string msg { set; get; }
public string data { set; get; }
}

//调用

HKAddvisitor1 hKAddvisitor1 = new HKAddvisitor1()
{
code = "1",
data = "2",
msg = "搞定",
};

GetFields(hKAddvisitor1);

//基础方法

Dictionary GetFields(T t)
{
Dictionary fields = new Dictionary();
var type = t.GetType().GetProperties();
foreach (PropertyInfo item in type)
{
var typeName = item.PropertyType.Name;
if (typeName == "Nullable`1")
{
typeName = item.PropertyType.GenericTypeArguments.FirstOrDefault().Name;
}
Console.WriteLine("{0}-->{1}", item.Name, item.GetValue(t));
}
return fields;
}

//递归测试类

public class HKAddvisitor1
{
public string sucode { set; get; }
public string sumsg { set; get; }
public string sudata { set; get; }
}

public class HKAddvisitor
{
public string code { set; get; }
public string msg { set; get; }
public HKAddvisitor1 data { set; get; }
}

//递归调用

HKAddvisitor hKAddvisitor = new HKAddvisitor()
{
code = "1",
msg = "搞定",
data = new HKAddvisitor1
{
sucode = "2",
sumsg = "heheh",
sudata = "dsa"
}
};

Dictionary keyValuePairs = new Dictionary();
GetInfoPropertys(hKAddvisitor, keyValuePairs);
foreach (var item in keyValuePairs)
{
Console.WriteLine("属性名：{0}，属性值：{1}", item.Key, item.Value);
}

//递归获取

void GetInfoPropertys(object objInfo, Dictionary keyValuePairs)
{
StringBuilder strB = new System.Text.StringBuilder();
if (objInfo == null) return;
Type tInfo = objInfo.GetType();
PropertyInfo[] pInfos = tInfo.GetProperties();
if (tInfo.IsGenericType)
{
System.Collections.ICollection Ilist = objInfo as System.Collections.ICollection;
if (Ilist != null)
{
strB.AppendFormat("集合⼦属性{0}
", Ilist.Count);
foreach (object obj in Ilist)
{
GetInfoPropertys(obj, keyValuePairs);
}
}
else
{
strB.Append("泛型集合为空
");
}
return;
}
foreach (PropertyInfo pTemp in pInfos)
{
string Pname = pTemp.Name;
string pTypeName = pTemp.PropertyType.Name;
object Pvalue = pTemp.GetValue(objInfo, null);
if (pTemp.PropertyType.IsValueType || pTemp.PropertyType.Name.StartsWith("String"))
{
string value = (Pvalue == null ? "" : Pvalue.ToString());
keyValuePairs.Add(Pname, value);
Console.WriteLine("属性名：{0}，属性类型：{1}，属性值：{2}
", Pname, pTypeName, value);
strB.AppendFormat("属性名：{0}，属性类型：{1}，属性值：{2}
", Pname, pTypeName, value);
}
else
{
//string value = Pvalue == null ? "" : Pvalue.ToString();
//Console.WriteLine("
⼦类，属性名：{0}，属性类型：{1}，属性值：{2}
", Pname, pTypeName, value);
//strB.AppendFormat("
⼦类，属性名：{0}，属性类型：{1}，属性值：{2}
", Pname, pTypeName, value);
//keyValuePairs.Add(Pname, value);
//strB.Append("----------------------------------------------
");
GetInfoPropertys(Pvalue, keyValuePairs);
}
}
}